Make up your mind to act decidedly and take the consequences. No good is ever done in this world by hesitation.

The great tragedy of science - the slaying of a beautiful hypothesis by an ugly fact.

Only one absolute certainty is possible to man, namely that at any given moment the feeling which he has exists.

The Bible has been the Magna Charta of the poor and of the oppressed.

If a little knowledge is dangerous, where is the man who has so much as to be out of danger?

It is not who is right, but what is right, that is of importance.

Thoughtfulness for others, generosity, modesty, and self-respect are the qualities which make a real gentleman or lady.

God give me strength to face a fact though it slay me.

Life is too short to occupy oneself with the slaying of the slain more than once.

The secret of genius is to carry the spirit of childhood into maturity.

Science is simply common sense at its best.

There is no short cut to success, but there are guidelines to success!

We live in a society that shuns guilt, hardly knows it. It is drummed into us: "Don't feel guilty." No one wants to pay the price of reconciliation, of atonement, of forgiveness.

When I realized that if I was an actor, I could be any character I wanted instead of just one particular, I was like, 'Wow, that's cool.'

I am not one of these guys who works job after job after job.

All the water in the world cannot drown you unless it gets inside of you.

Bees are a good omen to Kings, for they signify an obsequious people.

I can't stand still; I find it very difficult to sit around and do nothing. I've got to have projects on the go because the devil makes work for idle hands. I've got to be going forward all the time.

An inventor's path is chorused with groans, riddled with fist-banging and punctuated by head scratches.

What distinguishes us one from another is our dreams, and what we do to make them come about.

No one knows whether death is really the greatest blessing a man can have, but they fear it is the greatest curse, as if they knew well.