Churchill clearly saw the limits of science. “We need scientists in the world,” he writes in 1958, “but not a world of scientists.” And he adds: “If, with all the resources of modern science, we find ourselves unable to avert world famine, we shall all be to blame.” But he was profoundly aware of the central role of scientific thought for humanity; of the importance of politically supporting it, of listening to it and of using it. Above all, he was aware of the great advantage it offered in allowing him to come to political decisions based on the facts—the simple secret that has contributed
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