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

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Cherish the questions, for the answers keep changing.

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Learn from yesterday, live for today, hope for tomorrow. The important thing is not to stop questioning.

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

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Our death is not an end if we can live on in our children and the younger generation. For they are us; our bodies are only wilted leaves on the tree of life.

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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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Creativity is seeing what others see and thinking what no one else has ever thought.

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

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Information is not knowledge. The only source of knowledge is experience. You need experience to gain wisdom.

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