“Scientific discovery and scientific knowledge have been achieved only by those who have gone in pursuit of it without any practical purpose whatsoever in view.”
Other Max Planck Quotes
No burden is so heavy for a man to bear as a succession of happy days.
Max Planck 
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We have no right to assume that any physical laws exist, or if they have existed up until now, that they will continue to exist in a similar manner in the future.
Max Planck
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