With rare exceptions (chiefly the social insects), mammals and birds are the only organisms to devote substantial attention to the care of their young; an evolutionary development that, through the long period of plasticity which it permits, takes advantage of the large information-processing capability of the mammalian and primate brains. Love seems to be an invention of the mammals. Carl Sagan
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Love seems to be an invention of the mammals. Darwin pointed out in "The Descent of Man", that the love of the sexes in mammals is quite remarkable. Although he was not talking about love between human beings, he did not discount the power of love to make the world a better place.

Source: Dragons Of Eden: Speculations On The Evolution Of Human Intelligence

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  1. Every one of us is, in the cosmic perspective, precious. If a human disagrees with you, let him live. In a hundred billion galaxies, you will not find another.
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