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What is the importance of human lives? Is it their continuing alive for so many years like animals in a menagerie? The value of a man cannot be judged by the number of diseases from which he escapes. The value of a man is in his human qualities: in his character, in his conscience, in the nobility and magnanimity, of his soul. Torturing animals to prolong human life has separated science from the most important thing that life has produced - the human conscience.