Forgiveness is the key to action and freedom.

These are the fifties, you know. The disgusting, posturing fifties.

To be sure, nothing is more important to the integrity of the universities . . . than a rigorously enforced divorce from war-oriented research and all connected enterprises.

Goodness that comes out of hiding and assumes a public role is no longer good, but corrupt in its own terms and will carry its own corruption wherever it goes.

thinking beings have an urge to speak, speaking beings have an urge to think.

Death not merely ends life, it also bestows upon it a silent completeness, snatched from the hazardous flux to which all things human are subject.

There are no dangerous thoughts; thinking itself is dangerous.