W

Walter Reisch

· 2 kata bijak

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Tired minds don't plan well. Sleep first, plan later.

Kehidupan

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Don't you see what's at stake here? The ultimate aim of all science to penetrate the unknown. Do you realize we know less about the earth we live on than about the stars and the galaxies of outer space? The greatest mystery is right here, right under our feet.

Kehidupan