" The Stoics, as we have seen, recommend that we use humor to deflect insults: Cato cracked a joke when someone spit in his face, as did Socrates when someone boxed his ears. Seneca suggests that besides being an effective response to an insult, humor can be used to prevent ourselves from becoming angry: “Laughter,” he says, “and a lot of it, is the right response to the things which drive us to tears! "

― William B. Irvine , A Guide to the Good Life: The Ancient Art of Stoic Joy