The Church says the Earth is flat. But I know that it is round. For I have seen the shadow on the Moon. And I have more faith in a shadow than in the Church.

Insolence is not logic; epithets are the arguments of malice.

Temptations are as thick as the leaves of the forest, and no one can be out of the reach of temptation unless he is dead. The great thing is to make people intelligent enough and strong enough, not to keep away from temptation, but to resist it.

All the professors in all the religious colleges in this country rolled into one, would not equal Charles Darwin.

On every hand there seems to be design to defeat design. If God created man - if he is the father of us all, why did he make the criminals, the insane, the deformed and idiotic? Should the mother, who clasps to her breast an idiot child, thank God?

We all know that men in moderate circumstances can have just as comfortable houses as the richest, just as comfortable clothing, just as good food. They can see just as fine paintings, just as marvelous statues, and they can hear just as good music. They can attend the same theaters and the same operas. They can enjoy the same sunshine, and above all, can love and be loved just as well as kings and millionaires.

I have no reverence for any book that teaches a doctrine contrary to my reason; no reverence for any book that teaches a doctrine contrary to my heart; and, no matter how old it is, no matter how many have believed it, no matter how many have died on account of it, no matter how many live for it, I have no reverence for that book, and I am glad of it.