Literal translation
he does like the snails that sing while their house is burning
Meaning
he acts carefree even as danger looms
Explanation
The phrase mocks a misplaced carefreeness in the face of real danger, a way of carrying on as though nothing serious were happening. The literal image comes from the cooking of snails, playing on the sizzling sound they make in the heat, heard here, with gentle irony, as singing: the snail seems to be rejoicing even as its shell, its house, burns on the fire. The comedy lies in this reversal: what should be a disaster is perceived, or played out, as a celebration. It is applied to someone who plays down or ignores a threat that directly concerns them, out of thoughtlessness, denial, or misplaced optimism. The register is popular and cheerfully mocking, closer to friendly sarcasm than to harsh criticism. The saying belongs to a Provençal tradition rich in comparisons drawn from the farmyard and the vegetable patch, where the snail, a familiar garden creature, offers an image instantly recognisable to anyone raised in the countryside.