Do you, good people, believe that Adam and Eve were created in the Garden of Eden and that they were forbidden to eat from the tree of knowledge? I do. The church has always been afraid of that tree. It still is afraid of knowledge. Some of you say religion makes people happy. So does laughing gas. So does whiskey. I believe in the brain of man.

The really intelligent are as abnormal as the defective. The great masses of men are rather mediocre, and those above and below are exceptions.

Common experience shows how much rarer is moral courage than physical bravery. A thousand men will march to the mouth of the cannon where one man will dare espouse an unpopular cause . . . True courage and manhood come from the consciousness of the right attitude toward the world, the faith in one's purpose, and the sufficiency of one's own approval as a justification for one's own acts.

An idea is a greater monument than a cathedral.

Freedom comes from human beings, rather than from laws and institutions.

In this dilemma they evolved the theory of natural rights. If 'natural rights' means anything it means that the individual rights are to be determined by the conduct of Nature. But Nature knows nothing about rights in the sense of human conception.

Just think of the tragedy of teaching children not to doubt.