A man's ethical behavior should be based effectually on sympathy, education, and social ties; no religious basis is necessary. Man would indeed be in a poor way if he had to be restrained by fear of punishment and hope of reward after death.
The pursuit of truth and beauty is a sphere of activity in which we are permitted to remain children all our lives.
The value of a man resides in what he gives and not in what he is capable of receiving.
Politics is for the present, but an equation is for eternity.
True art is characterized by an irresistible urge in the creative artist.
I know not with what weapons World War III will be fought, but World War IV will be fought with sticks and stones.
How vile and despicable war seems to me! I would rather be hacked to pieces than take part in such an abominable business.
Anger dwells only in the bosom of fools.
Before God we are all equally wise - and equally foolish.
And the high destiny of the individual is to serve rather than to rule, or to impose himself in any other way.
Confusion of goals and perfection of means seems, in my opinion, to characterize our age.
Insanity: doing the same thing over and over again and expecting different results.
The true value of a human being can be found in the degree to which he has attained liberation from the self.
The value of achievement lies in the achieving.
Three Rules of Work: Out of clutter find simplicity; From discord find harmony; In the middle of difficulty lies opportunity.