If I had it [life] to do all over again, I'd have been a plumber.

If this being is omnipotent, then every occurrence, including every human action, every human thought, and every human feeling and aspiration is also His work; how is it possible to think of holding men responsible for their deeds and thoughts before such an almighty Being? In giving out punishment and rewards He would to a certain extent be passing judgment on Himself. How can this be combined with the goodness and righteousness ascribed to Him?

The only thing we can be certain of in this life is that we can be certain of nothing.

Concerning matter, we have been all wrong. What we have called matter is energy, whose vibration has been so lowered as to be perceptible to the senses. There is no matter.

You believe in a god that plays dice; I believe in law & order.

Life is a preparation for the future; and the best preparation for the future is to live as if there were none.

To obtain an assured favorable response from people, it is better to offer them something for their stomachs instead of their brains.