"I can't, I'm Mormon."
If you're anything like me, this is a phrase you've used frequently to explain restrictions non-LDS people might find bizarre.
Get invited to a sketchy party on Friday night?
"I can't, I'm Mormon."
Someone asks you go to shopping on Sunday?
"I can't, I'm Mormon."
Get handed a cup of coffee?
"I can't, I'm Mormon."
As far as explanations go, it's pretty short and to-the-point.
But around my senior year in high school, I stopped using this explanation. Here are three