One recognizes one's course by discovering the paths that stray from it.

After all manner of professors have done their best for us, the place we are to get knowledge is in books. The true university of these days is a collection of books.

To lose the touch of flowers and women's hands is the supreme separation.

Ce que je sais de la morale, c'est au football que je le dois. (I know of morality, it is football that I owe.)

When you have once seen the glow of happiness on the face of a beloved person, you know that a man can have no vocation but to awaken that light on the faces surrounding him. In the depth of winter, I finally learned that within me there lay an invincible summer.

There is but one truly serious philosophical problem and that is suicide. Judging whether life is or is not worth living amounts to answering the fundamental question of philosophy. All the rest — whether or not the world has three dimensions, whether the mind has nine or twelve categories — comes afterwards. These are games; one must first answer.

We are not so mad as to think that we shall create a world in which murder will not occur. We are fighting for a world in which murder will no longer be legal.