Intellect, without heart, is infinitely cruel. . . .

Blasphemy is what an old dogma screams at a new truth.

When a man really believes that it is necessary to do a certain thing to be happy forever, or that a certain belief is necessary to ensure eternal joy, there is in that man no spirit of concession. He divides the whole world into saints and sinners, into believers and unbelievers, into God's sheep and Devil's goats, into people who will be glorified and people who are damned.

The falling leaf that tells of autumn's death is, in a subtler sense, a prophecy of spring.

Cruelty hardens and degrades, kindness reforms and ennobles.

Too much doubt is better than too much credulity.

He [The Improved Man] will enjoy not only the sunshine of life, but will bear with fortitude the darkest days. He will have no fear of death. About the grave, there will be no terrors, and his life will end as serenely as the sun rises.