You don't develop courage by being happy in your relationships everyday. You develop it by surviving difficult times and challenging adversity.
Epicurus

Not everything that is more difficult is more meritorious.
Saint Thomas Aquinas

I resolved to stop accumulating and begin the infinitely more serious and difficult task of wise distribution.
Andrew Carnegie

It is far more difficult to murder a phantom than a reality.
Virginia Woolf

Knowledge comes, but wisdom lingers. It may not be difficult to store up in the mind a vast quantity of face within a comparatively short time, but the ability to form judgments requires the severe discipline of hard work and the tempering heat of experience and maturity.
Calvin Coolidge

Disciplining yourself to do what you know is right and importance, although difficult, is the highroad to pride, self-esteem, and personal satisfaction.
Margaret Thatcher

It is difficult to accept death in this society because it is unfamiliar. In spite of the fact that it happens all the time, we never see it.
Elisabeth Kubler-Ross

It's not only the most difficult thing to know one's self, but the most inconvenient.
Josh Billings

I wanted to do another movie that could make us laugh and cry and feel good about the world. I wanted to do something else that could make us smile. This is a time when we need to smile more and Hollywood movies are supposed to do that for people in difficult times.
Steven Spielberg

In this age, which believes that there is a short cut to everything, the greatest lesson to be learned is that the most difficult way is, in the long run, the easiest.
Henry Miller

Be secret and exult, Because of all things known That is most difficult.
William Butler Yeats

As this long and difficult war ends, I would like to address a few special words to the American people: Your steadfastness in supporting our insistence on peace with honor has made peace with honor possible.
Richard M. Nixon

Christianity has not been tried and found wanting; it has been found difficult and not tried.
Gilbert K. Chesterton

The Christian ideal has not been tried and found wanting. It has been found difficult and left untried.
Gilbert K. Chesterton

The trouble with always trying to preserve the health of the body is that it is so difficult to do without destroying the health of the mind.
Gilbert K. Chesterton

The toughest thing about the power of trust is that it's very difficult to build and very easy to destroy. The essence of trust building is to emphasize the similarities between you and the customer.
Thomas J. Watson

It is more difficult to stay on top than to get there.
Mia Hamm

Prediction is very difficult, especially if it's about the future.
Niels Bohr

It is not because things are difficult that we do not dare, it is because we do not dare that they are difficult.
Lucius Annaeus Seneca

It's not because things are difficult that we dare not venture. It's because we dare not venture that they are difficult.
Lucius Annaeus Seneca