I think, therefore I'll think.

Thinking men cannot be ruled; ambitious men do not stagnate.

This god, this one word: I.

What greater wealth is there than to own your life and to spend it on growing? Every living thing must grow. It can't stand still. It must grow or perish.

My pride and my power of vision were all that I owned when I started - and whatever I achieved, was achieved by means of them. Both are greater now. Now I have the knowledge of the superlative value I had missed: of my right to be proud of my vision. The rest is mine to reach.

I am interested in politics only in order to secure and protect freedom.

Worry is a waste of emotional reserve".