Every idea, extended into infinity, becomes its own opposite.

We learn from history that we do not learn from history

To be independent of public opinion is the first formal condition of achieving anything great.

Truth is found neither in the thesis nor the antithesis, but in an emergent synthesis which reconciles the two.

Nothing great in the world has ever been accomplished without passion.

Genuine tragedies in the world are not conflicts between right and wrong. They are conflicts between two rights.

What history teaches us is that neither nations nor governments ever learn anything from it.

I have the courage to be mistaken.

All education is the art of making men ethical (sittlich), of transforming the old Adam into the new Adam.

To be aware of limitations is already to be beyond them.

Africa has no history and did not contribute to anything that mankind enjoyed.

All I know is that the closer I get to God, the deeper I get into the Bible, and the heavier the burden seems on my shoulders.

You require a certain amount of insanity to make your dreams come true!

Anger is an acid that can do more harm to the vessel in which it is stored than to anything on which it is poured.

But because two can play at this game, I stand on tiptoe and kiss his cheek. Right on his bruise.

Humility is a virtue and it is a virtue innate in guests.

As far as I know, we have never before decided to fight a war with borrowed money and ask generations that come after us to pay for it.

Courage is a mutual thing.

Don't wear rollerskates to a tug-of-war.

Yours for the unshackled exercise of every faculty by every human being.

We have to have genius creative thoughts precisely four times a year and on exact dates. I actually write them on my calendar. I write, 'Friday, Nov. 8. Three o'clock. Have a genius creative idea.'