The beginning of wisdom is the definition of terms.

Maturity of mind is the capacity to endure uncertainty.

If I could say it, I wouldn' t have to dance it.

The Brain-is wider than the Sky-
For-put them side by side-
The one the other will contain
With ease-and You-beside-

The basic need, which certainly is obvious only in man, is the need of symbolization. The symbol-making function is one of man' s primary activities, like eating, looking, or moving about. It is the fundamental process of the mind, and goes on all the time.

Man' s achievements rest on the use of symbols.

The real voyage of discovery consists not in seeking new landscapes, but in having new eyes.