The greatest test of courage on earth is to bear defeat without losing heart.

The churches have no confidence in each other. Why? Because they are acquainted with each other.

One man in the right will finally get to be a majority.

Do right, not to deny yourself but because you love yourself and because you love others.

He who treats his friends and enemies alike, has neither love nor justice.

[T]he blossom of benevolence, of charity, is the fairest flower, no matter whether it blooms by the side of a hovel, or bursts from a vine climbing the marble pillar of a palace. I respect no man because he is rich; I hold in contempt no man because he is poor.

Diderot took the ground that, if orthodox religion be true Christ was guilty of suicide. Having the power to defend himself he should have used it.