The sort of remorse Laurent experienced was purely physical. His body, his irritated nerves and trembling… — Emile Zola

The sort of remorse Laurent experienced was purely physical. His body, his irritated nerves and trembling frame alone were afraid of the drowned man. His conscience was for nothing in his terror. He did not feel the least regret at having killed Camille. When he was calm, when the spectre did not happen to be there, he would have committed the murder over again, had he thought his interests absolutely required it.

Source: Wikiquote · CC BY-SA 4.0