The present is the necessary product of all the past, the necessary cause of all the future.

We need men with moral courage to speak and write their real thoughts, and to stand by their convictions, even to the very death.

The man who invented the telescope found out more about heaven than the closed eyes of prayer ever discovered.

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.

The greatest superstition now entertained by public men is that hypocrisy is the royal road to success.

There are treasures in books that all the money in the world cannot buy, but the poorest laborer can have for nothing.

I believe in the gospel of cheerfulness, the gospel of Good Nature; the gospel of Good Health. Let us pay some attention to our bodies. Take care of our bodies, and our souls will take care of themselves.