These were concocted by John Cole of Balloon Juice (via Andrew Sullivan):

1.) “Would you have sex with a man to stop a terrorist attack?”

2.) “If lowering taxes results in increased revenues then would lowering taxes to zero result in infinite revenues?”

3.) “If you had a time machine, would you travel back in time and abort Bin Laden?”

4.) “Would you torture and kill Jesus to ensure mankind’s salvation? And how does that work?”