Only on the edge of the grave can man conclude anything.

The proof that a philosopher does not know what he is talking about is apt to sadden his followers before it reacts on himself.

Every man should have a fair-sized cemetary in which to bury the faults of his friends.

My belief is that science is to wreck us, and that we are like monkeys monkeying with a loaded shell; we don't in the least know or care where our practically infinite energies come from or will bring us to.

Every syllable that can be struck out is pure profit, and every page that can be economised is a five-per-cent dividend. Nature rebels against this rule; the flesh is weak, and shrinks from the scissors; I groan in retrospect over the weak.

One does every day and without a second thought, what at another time would be the event of a year, perhaps of a life.

We shall some day catch an abstract truth by the tail, and then we shall have our religion and our immortality.