Don't criticize what you don't understand, son. You never walked in that man's shoes.

A common mistake that people make when trying to design something completely foolproof is to underestimate the ingenuity of complete fools.

I don't like definitions, but if there is a definition of freedom, it would be when you have control over your reality to transform it, to change it, rather than having it imposed upon you. You can't really ask for more than that.

Anywhere you go in the world is what you make of it, not what you read in books.

Every act of creation is first an act of destruction.

Experience is the only prophecy of wise men.

This is something basic to be understood: the ego must come to a peak, it must be strong, it must have attained an integrity only then can you dissolve it.

To do great things is difficult, but to command great things is more difficult.

The greatest of wealth is the richness of the soul.

A mistake is always forgivable, rarely excusable and always unacceptable.

In anger we should refrain both from speech and action.

And this sensitivity will create new friendships for you - friendships with trees, with birds, with animals, with mountains, with rivers, with oceans, with stars. Life becomes richer as love grows.

Accuracy is the twin brother of honesty; inaccuracy, of dishonesty.

The most courageous act is still to think for yourself. Aloud.

A good teacher protects his pupils from his own influence.

He that cannot reason is a fool. He that will not is a bigot. He that dare not is a slave.

Out of suffering have emerged the strongest souls; the most massive characters are seared with scars.

Do your little bit of good where you are; it's those little bits of good put together that overwhelm the world.

Tis very certain the desire of life prolongs it.

Talent is God given. Be humble. Fame is man-given. Be grateful. Conceit is self-given. Be careful.

Medicine heals diseases of the body, wisdom frees the soul from passions.