A genius is a talented person who does his homework.

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There is great value in disaster. All our mistakes are burned up. Thank God we can start a new.

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Our greatest weakness lies in giving up. The most certain way to succeed is always to try just one more time.

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I owe my success to the fact that I never had a clock in my workroom.

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The First 40 hours of work per week are for survival. Everything after that is for success.

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I didn't fail 1000 times. The light bulb was an invention with 1000 steps.

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Opportunity is missed by most people because it is dressed in overalls and looks like work.

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The world owes nothing to any man, but every man owes something to the world.

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Each time you fail, you have eliminated another wrong option.

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I have not failed. I've just found 10,000 ways that won't work.

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