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We do not learn from experience... we learn from reflecting on experience.

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A problem well-defined is a problem half solved.

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Failure is instructive. The person who really thinks learns quite as much from his failures as from his successes.

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Such happiness as life is capable of comes from the full participation of all our powers in the endeavor to wrest from each changing situations of exp...more

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Every art communicates because it expresses. It enables us to share vividly and deeply in meanings… For communication is not announcing things… Commun...more

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Scientific principles and laws do not lie on the surface of nature. They are hidden, and must be wrested from nature by an active and elaborate techni...more