Show me a satisfied man, and I'll show you a failure.

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We can't solve today's problems with the mentality that created them.

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Be kind to people who are different from you.

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A clever person solves a problem. A wise person avoids it.

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There comes a point in your life when you need to stop reading other people's books and write your own.

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Experience is knowledge. All the rest is information.

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I believe we are here to do good. It is the responsibility of every human being to aspire to do something worthwhile, to make the world a better place than the one we found.

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Cherish the questions, for the answers keep changing.

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Nothing causes more consternation in a group of hypocrits than one honest man.

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Knowledge and ego are directly related. the less knowledge, the greater the ego

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