The present is the only reality and the only certainty.

Physics is unable to stand on its own feet, but needs a metaphysics on which to support itself, whatever fine airs it may assume towards the latter.

It takes place, by and large, with the same sort of necessity as a tree brings forth fruit, and demands of the world no more than a soil on which the individual can flourish.

Newspapers are the second hand of history. This hand, however, is usually not only of inferior metal to the other hands, it also seldom works properly.

Man may have the most excellent judgment in all other matters, and yet go wrong in those which concern himself; because here the will comes in and deranges the intellect at once. Therefore let a man take counsel of a friend. A doctor can cure everyone but himself; if he falls ill, he sends for a colleague.

It is only the man whose intellect is clouded by his sexual impulse that could give the name of the fair sex to that undersized, narrow-shouldered, broad-hipped, and short-legged race.

Religion is the masterpiece of the art of animal training, for it trains people as to how they shall think.