I have suffered from being misunderstood, but I would have suffered a hell of a lot more if I had been understood.

The truth is always modern and there never comes a time when it is safe to give it voice.

There are two things that kill a genius - a fatal disease and contentment.

The fear of God is not the beginning of wisdom. The fear of God is the death of wisdom. Skepticism and doubt lead to study and investigation, and investigation is the beginning of wisdom.

History repeats itself. That's one of the things wrong with history.

With all their faults, trade-unions have done more for humanity than any other organization of men that ever existed.

I have always felt that doubt was the beginning of wisdom, and the fear of God was the end of wisdom.