We all try to escape pain and death, while we seek what is pleasant.

Since our inner experiences consist of reproductions, and combinations of sensory impressions, the concept of a soul without a body seem to me to be empty and devoid of meaning.

There is no vaccine against stupidity.

It is better to believe than to disbelieve; in doing you bring everything to the realm of possibility.

Nothing is more destructive of respect for the government and the law of the land than passing laws which cannot be enforced.

If the moon, in the act of completing its eternal way around the earth, were gifted with self-consciousness, it would feel thoroughly convinced that it was traveling its way of its own accord on the strength of a resolution taken once and for all. So would a Being, endowed with higher insight and more perfect intelligence, watching man and his doings, smile about man's illusion that he was acting according to his own free will.

The splitting of the atom has changed everything except for how we think.