Most people see what is, and never see what can be.

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The world as we have created it is a process of our thinking. It cannot be changed without changing our thinking.

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The world will not be destroyed by those who do evil, but by those who watch them without doing anything.

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Success comes from curiosity, concentration, perseverance and self criticism.

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What you can't imagine, you can't discover.

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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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Strive not to be a success, but rather to be of value.

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Be kind to people who are different from you.

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

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