(Before the question: I have not forgotten about the outstanding Ask Me Anything! queries! I swear I'll get to them. I'm behind on posts I want to write, but I'm farther behind on other stuff. I'll have that shield down, you've got to give me more time!)
OK, the question: What is your favorite 'polite' (i.e., you can say it in front of your mom without fear of getting your mouth washed out with soap) expletive? For SF readers, what's your favorite fake expletive or curse?