There is only one good, knowledge, and one evil, ignorance.

One can have no smaller or greater mastery than mastery of oneself.

Wisdom is the daughter of experience.

Imagination is more important than knowledge. Knowledge is limited. Imagination encircles the world.

My brain is only a receiver, in the Universe there is a core from which we obtain knowledge, strength and inspiration. I have not penetrated into the secrets of this core, but I know that it exists.

The most important knowledge is that which guides the way you lead your life.

Realize that everything connects to everything else.

If you can't explain it to a six year old, you don't understand it yourself.

Why does the eye see a thing more clearly in dreams than the imagination when awake?