Profound sincerity is the only basis of talent as of character.

Whatever games are played with us, we must play no games with ourselves, but deal in our privacy with the last honesty and truth.

Machinery is aggressive. The weaver becomes a web, the machinist a machine. If you do not use the tools, they use you. All tools are in one sense edge-tools, and dangerous.

The sentence must also contain its own apology for being spoken.

It is one of the blessings of old friends that you can afford to be stupid with them.

I can believe a miracle because I can raise my own arm. I can believe a miracle because I can remember. I can believe it because I can speak and be understood by you.

Trust your instinct to the end, though you can render no reason.