A clever person solves a problem. A wise person avoids it.

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.

Live as if you were to die tomorrow. Learn as if you were to live forever.

Life is like riding a bicycle. To keep your balance you must keep moving.

The world is a dangerous place to live, not because of the people who are evil, but because of the people who don't do anything about it.

The secret to creativity is knowing how to hide your sources.

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

The search for truth is more precious than its possession.

To believe in something, and not live it, is dishonest.

Wisdom is not a product of schooling but of the lifelong attempt to acquire it.

Why change the world when we can change ourselves?

I object to violence because when it appears to do good, the good is only temporary; the evil it does is permanent.