Nothing which is true or beautiful or good makes complete sense in any immediate context of history; therefore we must be saved by faith.

The fanatic is dangerous.

You can't say that religion or irreligion will give us a particular answer to the nuclear dilemma.

Aim for the stars and maybe you'll reach the sky.

Great talents have some admirers, but few friends.

History is a realm in which human freedom and natural necessity are curiously intermingled.

I think I should know how to educate a boy, but not a girl; I should be in danger of making her too learned.