" Forty-five minutes after the meeting began, I did something I’d never ever done before. I walked out of a meeting where I was a key player because I simply couldn’t waste any more time on this uselessness. Stood up, walked out, and slammed the door. Yes, it’s an emotional move that is almost always a bad move in business, but near the top of my list of professional pet peeves is the following: Do not waste my time. "

― Michael Lopp , Managing Humans: Biting and Humorous Tales of a Software Engineering Manager