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Charles Darwin

Charles Darwin
How paramount the future is to the present when one is surrounded by children.
A man who dares to waste one hour of life has not discovered the value of life.
A man who dares to waste one hour of life has not discovered the value of life.
It is those who know little, and not those who know much, who so positively assert that this or that problem will never be solved by science.
A scientific man ought to have no wishes, no affections, -- a mere heart of stone.