Most controversies would soon be ended, if those engaged in them would first accurately define their terms, and then adhere to their definitions.

Right actions in the future are the best apologies for bad actions in the past.

Every parting is a form of death, as every reunion is a type of heaven.

Some so speak in exaggerations and superlatives that we need to make a large discount from their statements before we can come at their real meaning.

Prejudices are rarely overcome by argument; not being founded in reason they cannot be destroyed by logic.

We never reach our ideals, whether of mental or moral improvement, but the thought of them shows us our deficiencies, and spurs us on to higher and better things.

If you would thoroughly know anything, teach it to others.

Thoughts lead on to purpose, purpose leads on to actions, actions form habits, habits decide character, and character fixes our destiny.

Age does not depend upon years, but upon temperament and health. Some men are born old, and some never grow so.

Some of the best lessons we ever learn we learn from our mistakes and failures. — The error of the past is the wisdom and success of the future.

True humility is not an abject, groveling, self-despising spirit; it is but a right estimate of ourselves as God sees us.

Fear is the most prodigious enemy of our soul

This is what it means to love someone. This is what it means to grieve someone. It’s a little bit like a black hole. It’s a little bit like infinity.

Every one is as God made him and often a great deal worse.

Richard Childress and myself have made some important innovations on our cars.

Mensch kann tun was er will; er kann aber nicht wollen was er will. (One can choose what to do, but not what to want.)

Heartbreak is the best motivation.

Color is for me the purest form of expression, the purest abstract reality.

We all have different priorities. There's no one single set of ethical rules.

To paraphrase the great poet Dante, the heavens swirl above us and our eyes are still cast to the ground.