Do you agree?

— Mark Twain (attributed: source unknown)

You can never find a Christian who has acquired this valuable knowledge, this saving knowledge, by any process but the everlasting and all-sufficient “people say.”

— Mark Twain, Autobiography

One of the proofs of the immortality of the soul is that myriads have believed in it. They have also believed the world was flat.

— Mark Twain, Notebook (1900)

The gods offer no rewards for intellect. There was never one yet that showed any interest in it.

— Mark Twain, Notebook

God’s inhumanity to man makes countless thousands mourn.

— Mark Twain, Notebook

Irreverence is another person’s disrespect to your god; there isn’t any word that tells what your disrespect to his god is.

— Mark Twain, The Mysterious Stranger

A man is accepted into a church for what he believes and he is turned out for what he knows.

— Mark Twain, quoted from Barbara Schmidt, ed., “Mark Twain Quotations, Newspaper Collections, & Related Resources”