There is but one bond of peace that is both permanent and enriching: The increasing knowledge of the world in which experiment occurs.

Creative ideas come to the intuitive person who can face up to the insecurity of looking beyond the obvious.

The principles of the good society call for a concern with an order of being - which cannot be proved existentially to the sense organs - where it matters supremely that the human person is inviolable, that reason shall regulate the will, that truth shall prevail over error.

Before you can begin to think about politics at all, you have to abandon the notion that there is a war between good men and bad men.

The self-evident truth which makes men invincible is that inalienably they are inviolable persons.

The effort to calculate exactly what the voters want at each particular moment leaves out of account the fact that when they are troubled the thing the voters most want is to be told what to want.

The search for moral guidance which shall not depend upon external authority has invariably ended in the acknowledgment of some new authority.