"The life of an individual is a constant struggle, and not merely a metaphorical one against want or boredom, but also an actual struggle against other people. He discovers adversaries everywhere, live…"

"In short, a large part of the powers of the human race is taken away from the production of what is necessary, in order to bring what is superfluous and unnecessary within the reach of a few."

"The person who writes for fools is always sure of a large audience."

"Women are the causa secondaria, the secondary cause, of the continuation of the species."

"There is only one inborn error in us, and that is the notion that we exist in order to be happy."