Friends need not agree in everything or go always together, or have no comparable other friendships of the same intimacy.

Uselessness is a fatal accusation to bring against any act which is done for its presumed utility, but those which are done for their own sake are their own justification.

Nietzsche said that the earth has been a madhouse long enough. Without contradicting him we might perhaps soften the expression, and say that philosophy has been long enough an asylum for enthusiasts.

Nietzsche was personally more philosophical than his philosophy. His talk about power, harshness, and superb immorality was the hobby of a harmless young scholar and constitutional invalid.

I like to walk about amidst the beautiful things that adorn the world.

Science is nothing but developed perception, interpreted intent, common sense rounded out and minutely articulated.

Thought is essentially practical in the sense that but for thought no motion would be an action, no change a progress.