Religious tolerance has developed more as a consequence of the impotence of religions to impose their dogmas on each other than as a consequence of spiritual humility in the quest for understanding first and last things.

To deny me the right to err is therefore to deny me the right to believe.

Fear of death has been the greatest ally of tyranny past and present.

In contrast to totalitarianism, democracy can face and live with the truth about itself.

I was guilty of judging capitalism by its operations and socialism by its hopes and aspirations; capitalism by its works and socialism by its literature.

Students rarely disappoint teachers who assure them in advance that they are doomed to failure.

Stupidity is sometimes the greatest of historical forces.