The intellectual advancement of man depends on how often he can exchange an old superstition for a new truth.

If a man wishes to have God recognized in the constitution of our country, let him read the history of the Inquisition, and let him remember that hundreds of millions of men, women, and children have been sacrificed to placate the wrath, or win the approbation of this god.

Laughing has always been considered by theologians as a crime.

The only evidence, so far as I know, about another life is, first, that we have no evidence; and secondly, that we are rather sorry that we have not, and wish we had.

If we are immortal it is a fact in nature, and we are not indebted to priests for it, nor to bibles for it, and it cannot be destroyed by unbelief.

Today the intelligence of the world denies the miraculous. Ignorance is the soil of the supernatural. The foundation of Christianity has crumbled, has disappeared, and the entire fabric must fall. The natural is true. The miraculous is false.

They say: Belief is important. I say: No, actions are important. Judge by deed, not by creed.