He said that man’s heart was the only bad heart in the animal kingdom; that man was the only animal capable of feeling malice, envy, vindictiveness, revengefulness, hatred, selfishness, the only animal that loves drunkenness, almost the only animal that could endure personal uncleanliness and a filthy habitation, the sole animal in whom was fully developed the base instinct called patriotism, the sole animal that robs, persecutes, oppresses and kills members of his own tribe, the sole animal that steals and enslaves the members of any tribe.

Crowds stand around all day long and criticise that bridge, and find fault with it, and tell with unlimited frankness how it ought to have been planned, and how they would have built it had the city granted them the $14,000 it cost. It is really refreshing to hang around these and listen to them. A foreigner would come to the conclusion that all America was composed of inspired professional bridge builders.

The test of any good fiction is that you should care something for the characters; the good to succeed, the bad to fail. The trouble with most fiction is that you want them all to land in hell, together, as quickly as possible.

there was no crime in unconscious plagiarism; that I committed it everyday, that he committed it everyday, that every man alive on earth who writes or speaks commits it every day and not merely once or twice but every time he open his mouth… there is nothing of our own in it except some slight change born of our temperament, character, environment, teachings and associations

Of the demonstrably wise there are but two: those who commit suicide, & those who keep their reasoning faculties atrophied with drink.

To do good is noble. To tell others to do good is even nobler and much less trouble.

I was standing in our dining-room thinking of nothing in particular, when a cablegram was put into my hand. It said, 'Susy was peacefully released today.' It is one of the mysteries of our nature that a man, all unprepared, can receive a thunder-stroke like that and live.