Charles Darwin

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• How paramount the future is to the present when one is surrounded by children.

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• A man who dares to waste one hour of life has not discovered the value of life.

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• Animals, whom we have made our slaves, we do not like to consider our equal.

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• The mystery of the beginning of all things is insoluble by us; and I for one must be content to remain agnostic.

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• A man's friendships are one of the best measures of his worth.

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• A scientific man ought to have no wishes, no affection, - a mere heart of stone.

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• Light may be shed on man and his origins.

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• As for a future life, every man must judge for himself between conflicting vague possibilities.

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