To do easily what is difficult for others is the mark of talent. To do what is impossible for talent is the mark of genius.
Doing easily what others find difficult is talent; doing what is impossible for talent is genius.
You know how you're always trying to get things to come out perfect in art because it's real difficult in life
The problems of victory are more agreeable than those of defeat, but they are no less difficult.
It's difficult to believe that people are still starving in this country because food isn't available.
Disciplining yourself to do what you know is right and important, although difficult, is the highroad to pride, self-esteem, and personal satisfaction.
There is nothing more difficult to take in hand, more perilous to conduct, or more uncertain in its success, than to take the lead in the introduction of a new order of things.
It is difficult to believe in the dreadful but quiet war lurking just below the serene facade of nature