As more people become more intelligent they care less for preachers and more for teachers.

Argument cannot be answered with insults. Kindness is strength; anger blows out the lamp of the mind.

When a fact can be demonstrated, force is unnecessary; when it cannot be demonstrated, force is infamous.

There are some truths, however, that we should never forget: Superstition has always been the relentless enemy of science; faith has been a hater of demonstration; hypocrisy has been sincere only in its dread of truth, and all religions are inconsistent with mental freedom.

Religion supports nobody. It has to be supported. It produces no wheat, no corn; it ploughs no land; it fells no forests. It is a perpetual mendicant. It lives on the labors of others, and then has the arrogance to pretend that it supports the giver.

The greatest superstition now entertained by public men is that hypocrisy is the royal road to success.

The careful reader of the New Testament will find three Christs described: - One who wished to preserve Judaism - one who wished to reform it, and one who built a system of his own