The worst evil which can befall the artist is that his work should appear good in his own eyes.

Patience serves as a protection against wrongs as clothes do against cold.

Everything proceeds from everything else and everything becomes everything, and everything can be turned into everything else.

All our knowledge is the offspring of our perceptions.

Principles for the Development of a Complete Mind: Study the science of art. Study the art of science. Develop your senses- especially learn how to see. Realize that everything connects to everything else.

Here is a thing which the more it is needed the more it is rejected: and this is advice, which is unwillingly heeded by those who most need it, that is to say, by the ignorant.

Test knowledge through experience, be prepared to make mistakes, and be persistent about it.