The point of philosophy is to start with something so simple as not to seem worth stating, and to end with something so paradoxical that no one will believe it.

I suppose the advocates of unreason think that there is a better chance of profitably deceiving the populace if they keep it in a state of effervescence.

No satisfaction based upon self-deception is solid.

Science is no substitute for virtue; the heart is as necessary for a good life as the head.

When we perceive any object of a familiar kind, much of what appears subjectively to be immediately given is really derived from past experience.

a generation that cannot endure boredom will be a generation of little men, of men unduly divorced from the slow process of nature, of men in whom every vital impulse slowly withers as though they were cut flowers in a vase.

Insight, untested and unsupported, is an uncertain guarantee of the truth.