Put your hand on a hot stove for a minute, and it seems like an hour. Sit with a pretty girl for an hour, and it seems like a minute. That's relativity.

Coincidence is God's way of remaining anonymous.

There are many causes I would die for. There is not a single cause I would kill for.

Imagination is more important than knowledge. For knowledge is limited, whereas imagination embraces the entire world, stimulating progress, giving birth to evolution.

You should be the change that you want to see in the world.

風　Swift as the wind
林　Quiet as the forest
火　Conquer like the fire
山　Steady as the mountain

First they ignore you, then they laugh at you, then they fight you, then you win.

It is harder to crack a prejudice than an atom.

I came to America because of the great, great freedom which I heard existed in this country. I made a mistake in selecting America as a land of freedom, a mistake I cannot repair in the balance of my lifetime.

Don't count the days, make the days count.

To know your Enemy, you must become your Enemy.

Death may be the greatest of all human blessings.

Earth provides enough to satisfy every man’s need, but not any man’s greed.

I like pigs. Dogs look up to us. Cats look down on us. Pigs treat us as equals.

I cannot teach anybody anything, I can only make them think.

It takes 20 years to build a reputation and five minutes to ruin it. If you think about that, you'll do things differently.

Knowledge will give you power, but character, respect.

Anything you don't understand, Mr. Rankin, you attribute to God. God for you is where you sweep away all the mysteries of the world, all the challenges to our intelligence. You simply turn your mind off and say God did it.

Hate the sin and love the sinner. Traditional saying - not first said by him.

Do not worry about your difficulties in Mathematics. I can assure you mine are still greater.

By all means marry; if you get a good wife, you'll be happy. If you get a bad one, you'll become a philosopher.

History does not repeat itself, but it rhymes.

If you make an ass out of yourself, there will always be someone to ride you.

The biggest argument against democracy is a five minute discussion with the average voter.

I fear not the man who has practiced 10,000 kicks once, but I fear the man who has practiced one kick 10,000 times.