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

Chaos is a name for any order that produces confusion in our minds.

Anger begins in folly, and ends in repentance.

Wonder is the beginning of wisdom.

There are two educations. One should teach us how to make a living and the other how to live.

A man may imagine things that are false, but he can only understand things that are true.

Achievement brings its own anticlimax.

But the fact that some geniuses were laughed at does not imply that all who are laughed at are geniuses. They laughed at Columbus, they laughed at Fulton, they laughed at the Wright brothers. But they also laughed at Bozo the Clown.

If you meditate, sooner or later you will come upon love. If you meditate deeply, sooner or later you will start feeling a tremendous love arising in you that you have never known before.

Wrong life cannot be lived rightly.

As the soft yield of water cleaves obstinate stone, So to yield with life solves the insolvable: To yield, I have learned, is to come back again.

Do not pray for an easy life, pray for the strength to endure a difficult one.

Be silent or let thy words be worth more than silence.

Choose rather to be strong of soul than strong of body.

It has seemed to be more necessary to have regard to the weight of words rather than to their number.

Nobody made a greater mistake than he who did nothing because he could do only a little.

No one cares how much you know, until they know how much you care

Wise men speak because they have something to say; Fools because they have to say something.

Whatever the mind of man creates, should be controlled by man's character

Fear doesn't exist anywhere except in the mind.

There is geometry in the humming of the strings. There is music in the spacing of the spheres.