 Demea objects that the argument’s conclusion is only probable, but Philo responds that the real problem is that the analogy is so weak. He launches a battery of arguments to show just how weak it is. The dissimilarities between human artifacts and the universe are more striking than their similarities. We only experience a tiny part of the universe for a short time; much of what we do experience is unknown to us. How can we legitimately infer anything about remote parts of the universe, much less the universe as a whole?