Wonder is the beginning of wisdom.

Work is the price which is paid for reputation.

There are things known and there are things unknown, and in between are the doors of perception.

The one you buy will be the only one that doesn't work.

Bitterness is like cancer. It eats upon the host. But anger is like fire. It burns it all clean.

There are four ways, and only four ways, in which we have contact with the world. We are evaluated and classified by these four contacts: what we do, how we look, what we say, and how we say it.

Desire is the very essence of man.

I know I am but mortal and so therewhilst prepare myself for death, whensoever it shall please God to send it.

Appearances often are deceiving.

Wisdom... comes not from age, but from education and learning.

Experience is merely the name men gave to their mistakes.

Attachment is the great fabricator of illusions; reality can be attained only by someone who is detached.

Don't raise your voice, improve your argument.

Most of us have far more courage than we ever dreamed possible

A good teacher protects his pupils from his own influence.

Only from the heart can you touch the sky.

Learn from the mistakes of others. You can never live long enough to make them all yourself.

Time flies over us, but leaves its shadow behind.

When you learn, teach, when you get, give.

It is hard to fight desire; but to control it is the sign of a reasonable man.

The cure for pain is in the pain.