Rudeness is a weak imitation of strength.

...the majority of people cannot endure the bareness and futility of their lives unless they have some ardent dedication, or some passionate pursuit in which they can lose themselves.

The link between ideas and action is rarely direct. There is almost always an intermediate step in which the idea is overcome.

Both the revolutionary and the creative individual are perpetual juveniles. The revolutionary does not grow up because he cannot grow, while the creative individual cannot grow up because he keeps growing.

To the old, the new is usually bad news.

We are ready to die for an opinion but not for a fact

The remarkable thing is that we really love our neighbor as ourselves: we do unto others as we do unto ourselves. We hate others when we hate ourselves. We are tolerant toward others when we tolerate ourselves. We forgive others when we forgive ourselves. We are prone to sacrifice others when we are ready to sacrifice ourselves.