唯一真正的爱是对真理的爱。
The only real love is the love of truth.
The true measure of our success is not just profits, but the positive impact we leave behind.
I love man as my fellow; but his scepter, real, or usurped, extends not to me, unless the reason of an individual demands my homage.
A good mathematician is lazy, but in a constructive way.
Freedom is not merely the opportunity to do as one pleases; neither is it merely the opportunity to choose between set alternatives. Freedom is, first of all, the chance to formulate the available choices, to argue over them—and then, the opportunity to choose.