Charles Darwin and some of his friends saw a certain beauty and order in evolution, believing that random processes can bring about living systems. That anyone survived what a poet has described as ‘nature, red in tooth and claw,’ is a miracle for naturalists. Others believe miracles, if you can call them that, happen because some impersonal cosmic force allows them. There’s not much comfort in that, though. Remember the account of ancient people who longed to see a miracle from their G...