No one has ever achieved greatness without dreams. ― Roy T. Bennett

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Thinking is hard work; that's why so few do it.

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Those who have the privilege to know have the duty to act.

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Insanity: doing the same thing over and over again and expecting different results.

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If you can't explain something simply, you don't know enough about it.

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

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Character cannot be developed in ease and quiet. Only through experience of trial and suffering can the soul be strengthened, vision cleared, ambition inspired and success achieved. — Helen Keller

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Two things are infinite: the universe and human stupidity; and I'm not sure about the universe. ― Albert Einstein

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

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Only two things are infinite, the universe and human stupidity, and I'm not sure about the former.

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