The only sure way to avoid making mistakes is to have no new ideas.

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

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If you want to live a happy life, tie it to a goal, not to people or objects.

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We cannot solve our problems with the same thinking we used when we created them.

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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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The state is made for man, not man for the state.... That is to say, the state should be our servant and not we its slaves

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Logic can take you from point A to point B. Imagination can take you wherever you want

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Wisdom is not a product of schooling but of the lifelong attempt to acquire it.

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Blind belief in authority is the greatest enemy of truth.

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We cannot get to where we dream of being tomorrow unless we change our thinking today.

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