My math teacher once told us that the stupidest question was the one that was never asked. I think he regretted that when people started asking some off-the-wall, non-math related queries.
What's the stupidest question you've ever seen or heard? Don't hold back now!
Can vegetarians eat animal crackers? I saw this gem on a joke site last week...but if anyone is wondering, yeah, we do.
If you try to fail, and succeed, which have you done? 
