It meant nothing to him any longer, only a faint tinge of sadness--and somewhere within him, a drop of pain moving briefly and vanishing, like a raindrop on the glass of a window, its course in the shape of a question mark.

Worry is a waste of emotional reserve".

Let no man posture as an advocate of peace if he proposes or supports any social system that initiates the use of force against individual men, in any form.

There is nothing to take a man’s freedom away from him, save other men.

That an error made on your own is safer than ten truths accepted on faith, because the first leaves you the means to correct it but the second destroys your capacity to distinguish truth from error.

An idea is a light turned on in a man's soul. Comic-strip artists are in the habit of representing it by means of a light bulb flashing on, above the head of a character who has suddenly grasped an idea. In simple, primitive terms, this is an appropriate symbol.

Romantic art is always stylized: the better the art, the cleaner and more attractive and intelligent the stylization.