It is most important in creative science not to give up. If you are an optimist you will be willing to "try" more than if you are a pessimist. (Stanislaw Ulam)

It is most important in creative science not to give up. If you are an optimist you will be willing to "try" more than if you are a pessimist.

Stanislaw Ulam

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creative optimist pessimist science try willing

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