Cottard protested that he’d never wanted the plague, it was pure chance that it had broken out, and he wasn’t to blame if it happened to make things easier for him just now. (2.9.209)
"I suggested to him," Tarrou continues, "that the surest way of not being cut of from others was having a clean conscience." (4.1.16)
"I hope Jacques did not suffer too much."
"No," Tarrou said. "No, I couldn’t really say he suffered." (4.5.19-21)