Passive agressive understatement used when rejecting a job candidate, firing a worker or breaking up with a spouse, girlfriend or boyfriend. Very useful if you want to appear indifferent to the strong emotions and upset of the person on the receiving end of the negative information.
"You have been a valuable employee for the last 32 years but unfortunately, in the current conditions, you are not a good fit."
"I really want to thank you for 31 years of marriage and 12 children but at this point I think we are not a good fit anymore."
While our lifespan is the number of years we will live, our healthspan is the number of healthy years we will have and our sexspan is is the number of years we will continue to be healthy enough to continue having an active sex life.
A lighthearted reaction upon receiving disappointing news of some sort. Usually something that isn't a particularly a big deal, esp. when it primarily affects someone else - sort of a mild schadenfreude. Sometimes doubled or tripled, and possibly said in a sing-songy voice for added comedic effect to imitate a muted trumpet, which is how the meme originated.