Let it out, and live longer

Lifehacker points out an article in the Sydney Morning Herald about the negative health impact caused by holding back instead of responding to verbal attacks.

"Those who stood up to clients had a rapid heartbeat for a brief
period, but for those who had to remain friendly their heart was
still racing long after the client had hung up."

So let it out, if you can. Just try not to let it turn into a career-limiting-move...