Success always demands a greater effort.

It is not always possible to have everything go as one likes. In working with allies, it sometimes happens that they develop opinions of their own

Put together a seaman, soldier and airman and what do you get? The sum of all fears.

You have to run risks. There are no certainties in war. There is a precipice on either side of you - a precipice of caution and a precipice of over-daring.

What is the use of living, if it be not to strive for noble causes and to make this muddled world a better place for those who will live in it after we are gone?

There is no better exercise than to study and devour a picture, and then, without looking at it again, to attempt the next day to reproduce it.

It is not given to princes, statesmen and captains to pierce the mysteries of the future, and even the most penetrating gaze reaches only conclusions which, however seemingly vindicated at a given moment, are inexorably effaced by time.