The freedom of thought is a sacred right of every individual man, and diversity will continue to increase with the progress, refinement, and differentiation of the human intellect.

For more than three thousand years men have quarreled concerning the formulas of their faith. The earth has been drenched with blood shed in this cause. . . .

It may be impossible for a man by merely willing it to add wings to his body, but it is possible for any man, by merely willing it, to add wings to his soul. This perennial miracle of the moral nature is capable of happening at any time.

Dogma is the convictions of one man imposed authoritatively upon others.

Man is like a tree, with the mighty trunk of intellect, the spreading branches of imagination, and the roots of the lower instincts that bind him to the earth. The moral life, however, is the fruit he bears; in it his true nature is revealed.