"Less than fifteen percent of the people do any original thinking on any subject . . . The greatest torture in the wor…" — Luther Burbank

There is a wisdom of the head, and a wisdom of the heart.

It is the mark of an educated mind to be able to entertain a thought without accepting it

A human being is not attaining his full heights until he is educated

A mind that is stretched by a new experience can never go back to its old dimensions

The value of experience is not in seeing much, but in seeing wisely

Small minds are concerned with the extraordinary, great minds with the ordinary

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