If morality concerns the question how to live then can it be a science? Can there be a science of how to live? Hilary Putnam who poses this question answers it thus:1 logically impossible. But, he reassures us, . In the meantime moral reasoning must engage . This is developed through in literature. If the computer takes over, of course, then . So too, he says, may science, not because redundant but because complete in its explanatory and predictive power.