• Webster's Revised Unabridged Dictionary
    • adv Difficultly With difficulty.
    • ***
Century Dictionary and Cyclopedia
  • Interesting fact: Frog-eating bats identify edible frogs from poisonous ones by listening to the mating calls of male frogs. Frogs counter this by hiding and using short, difficult to locate calls
    • difficultly With difficulty: as, gutta-percha is difficultly soluble in chloroform.
    • ***


  • Robert H. Goddard
    Robert H. Goddard
    “It is difficult to say what is impossible, for the dream of yesterday is the hope of today and the reality of tomorrow.”
  • George Santayana
    “The Difficult is that which can be done immediately; the Impossible that which takes a little longer.”
  • Warren Bennis
    Warren Bennis
    “Becoming a leader is synonymous with becoming yourself. It is precisely that simple, and it is also that difficult.”
  • William Cowper
    “A life of ease is a difficult pursuit.”
  • George Eliot
    “What do we live for; if it is not to make life less difficult to each other?”
  • Michael Leunig
    Michael Leunig
    “Love one another and you will be happy. It's as simple and as difficult as that.”


In literature:

The lean-cattle trade was difficult to manage, and in fact was most dangerous.
"Cattle and Cattle-breeders" by William M'Combie
It is difficult to select a more popular or satisfactory administration than was Jay's first three years as governor.
"A Political History of the State of New York, Volumes 1-3" by DeAlva Stanwood Alexander
But if the asking had been difficult, how much more difficult must have been the answer!
"Orley Farm" by Anthony Trollope
But they all believed that getting back would be a toilsome and difficult matter.
"The Young Voyageurs" by Mayne Reid
If you know where it is to be placed it is not difficult to make it suit its surrounding.
"Home Taxidermy for Pleasure and Profit" by Albert B. Farnham
Difficult or labored respiration is known as dyspnea.
"Special Report on Diseases of the Horse" by United States Department of Agriculture
It is then both difficult to approach and hard to kill them.
"The Hunters' Feast" by Mayne Reid
Richard's breathing had become more difficult.
"The History of Sir Richard Calmady" by Lucas Malet
Late rising difficult of cure.
"The Young Man's Guide" by William A. Alcott
It is, however, very difficult to do so, and it would be very difficult to find a case in which it has been done.
"Folkways" by William Graham Sumner
It is difficult to account for the object of this strange proceeding.
"The Western World" by W.H.G. Kingston
Her task has just now reached its most difficult, its most critical, moment.
"Robert Elsmere" by Mrs. Humphry Ward
He cast about for some other way out of the difficult position.
"The Island Mystery" by George A. Birmingham
The inexperienced look on pruning as a difficult operation in grape-growing.
"Manual of American Grape-Growing" by U. P. Hedrick
It is difficult to divest the mind of facts with which it is most familiar.
"The Truth About Woman" by C. Gasquoine Hartley
She had, since her marriage, grown in perception; Gregory would have found it difficult, now, to hide ironies and antipathies from her.
"Tante" by Anne Douglas Sedgwick
A right down good scolding would have been less difficult to bear!
"An Unknown Lover" by Mrs. George de Horne Vaizey
But it was the horror of its unexpected ravages that had been so difficult to combat.
"The Duchess of Wrexe" by Hugh Walpole
The days before a long parting are always difficult.
"The Shadow" by Mary White Ovington
It is difficult to pronounce, and particularly for those who have false teeth.
"On the Heights" by Berthold Auerbach

In poetry:

"Your stroke should be over, not under!"
"But that's such a difficult way!"
The place is a springtide wonder
Of lilac and may;
"A Game of Lawn Tennis" by Amy Levy
Rearing is an awkward vice,
No rider ever thinks it nice.
When the horse prances on two feet
It's difficult to keep one's seat.
"Rearing" by Mary Tourtel
… Tis very hard to get a light"-he lurched against the bar,
And most appealingly remarked "Which is the right cigar?
'Tis difficult to fix it; you guess, p'r'aps, what I mean;
I know you're only smoking one, but I can see fifteen!"
"Too Much Light" by Harry Breaker Morant
Said he who caught the Mouse to him who caught the Muffin,--
'We might cook this little Mouse, if we had only some Stuffin'!
'If we had but Sage andOnion we could do extremely well,
'But how to get that Stuffin' it is difficult to tell'--
"The Two Old Bachelors" by Edward Lear
I cannot write sweet things. Whether I
want to or not, I must complain bitterly
about the evil which I must bemoan. It
makes me tremble like a leaf, this pain
that attacks me. To find joy is difficult
for a heart that lives in such sadness.
"Ballad XV" by Christine de Pizan
Cling ever to the best--Give praise to God,
Who knows how they can fit. But, my young man,
If thou wilt be so difficult, I must
Be very cautious with thee, for I too
Have many sides, and some of them perhaps
Such as mayn't always seem to fit.
"Nathan The Wise - Act IV" by Gotthold Ephraim Lessing

In news:

"It's very difficult to align me as one party or another because I cross lines all the time," Caballero says.
"I can't do that" will never come out of my mouth, no matter how difficult the challenge may be.
"It's very difficult and very personal," the former couple says in a statement.
2010 R&D 100 Winner In low temperatures, it can be difficult to keep water from freezing.
After a long, hot, difficult slog southward, the Around the Americas crew tackles the legendary South American headland-from the wrong direction.
Why Spain will find it difficult to move forward.
Miniature Solid Carbide Thread Mills Offered for Difficult Materials.
This series of miniature solid carbide thread mills are optimally designed for easy machining of difficult materials such as stainless steels, titanium, K-monel, hastelloy, and inconel.
MOBILE'S BUDGET woes likely made it more difficult for the city to respond to the weekend's flood-related emergencies.
Pinpointing this dark nebula can prove exceptionally difficult.
Because it could create some absurdly difficult schedules.
Despite a bowl loss, Pittsburgh's effort in difficult conditions earned compliments from the Panthers' outgoing interim coach and new coach.
As US health plan premium increases continue to outpace inflation, employers have shifted costs to employees, offering them difficult choices such as.
It's hard to imagine a more important time for executives to get corporate finance right—or a more difficult time.
Just ask Philip Roth about how difficult it was to correct an entry on his own Wikipedia page – he had to publish an open letter in the New Yorker to satisfy the requirement for a more reputable secondary source.

In science:

This results in a ―tangled‖ and ―scattered‖ code that is difficult to develop and maintain. Aspect -oriented programming allows this cross-cutting functionality to be identified, isolated, composed, and reused .
Comparative Studies of 10 Programming Languages within 10 Diverse Criteria - a Team 10 COMP6411-S10 Term Report
While the predictive accuracy obtained by ANNs is often higher than that of other methods or human experts, it is generally difficult to understand how ANNs arrive at a particular conclusion due to the complexity of the ANN architectures . It is often said that an ANN is practically a “black box”.
RGANN: An Efficient Algorithm to Extract Rules from ANNs
Hiroshima, Japan (2004) Haustein, S., Pleumann, J.: Is participation in the semantic web too difficult? In: Proc.
Usability Meets Instant Gratification on the Semantic Web
In piano playing, it will be very difficult and of little sense to increase only the magnitude of the force without increasing the finger’s pressing speed.
Analysis on the relations between piano touch and tone
T , we now would like to know the contact time it is difficult to be measured through common experiments.
Analysis on the relations between piano touch and tone
We are all prodigious Olympians in perceptual and motor areas, so good that we make the difficult look easy.
To study the phenomenon of the Moravec's Paradox
The use of web graphics even expanded the problem since even in Firefox it is difficult to attach a custom routine to a right mouse click event when this event is triggered over an image.
Analysis of Using Browser-native Technology to Build Rich Internet Applications for Image Manipulation
Implementation of the various effects in one of the three languages was not that difficult; we had more trouble finding out the inner workings of an effect e.g. how it changed the RGB values of the image.
Analysis of Using Browser-native Technology to Build Rich Internet Applications for Image Manipulation
Thanks to the completion of the Hipparcos mission a strong astrometric community now exists in Europe which has been able to propose and develop the Gaia mission and which will carry it to a successful completion. Without Hipparcos the faith in the much more difficult CCD technology of Gaia would have been missing.
Astrometry during the past 2000 years
Quantum Computers: Achievements, Implementation Difficult ies and Hor izons.
Quantum Physics and Nanotechnology
Dur ing the experiments some difficult ies were encountered, and namely, considerable fluctuations o f autoelectronic current known before, fluctuations and t ime-dr ift o f thermocouple EMF as the measurements were conducted close to its response limit .
Quantum Physics and Nanotechnology
While the use of complex workow management systems has been a viable solution for this automation process in business oriented environments, the open source engines available for scientific applications lack some functionalities or are too difficult to use for non-specialists.
An Architectural Model for a Grid based Workflow Management Platform in Scientific Applications
Beyond an iteration step of 50, there is no much change in visual appearance and it is very difficult to define the quality of reconstruction. However, blurring effect slowly increases. Reconstructed image at a diffusion step of 100 appears somewhat better and is shown against the original image in Fig. 12.
Undithering using linear filtering and non-linear diffusion techniques
The advantage of multiple modalities is increased usability: the weaknesses of one modality are offset by the strengths of another. On a mobile device with a small visual interface and keypad, a word may be quite difficult to type but very easy to say.
A Prototype System for Controlling a Computer by Head Movements and Voice Commands
An augmented display is arranged for naïve users of ATM to help and direct them. The virtual prototype constructed is presented in figure 5. Many users will find it difficult to use new ATM machines with additional functionalities.
Modelling Gesture Based Ubiquitous Applications