At eight or nine, I suppose intelligence is no more than a small spot of light on the floor of a large and murky room.

The scientist who yields anything to theology, however slight, is yielding to ignorance and false pretenses, and as certainly as if he granted that a horse-hair put into a bottle of water will turn into a snake.

I detest converts almost as much as I do missionaries.

It is difficult to imagine anyone having any real hopes for the human race in the face of the fact that the great majority of men still believe that the universe is run by a gaseous vertebrate of astronomical heft and girth, who is nevertheless interested in the minutest details of the private conduct of even the meanest man.

Suppose two-thirds of the members of the national House of Representatives were dumped into the Washington garbage incinerator tomorrow, what would we lose to offset our gain of their salaries and the salaries of their parasites?

Pastor: One employed by the wicked to prove to them by his example that virtue doesn't pay.

Any man who afflicts the human race with ideas must be prepared to see them misunderstood.