Because if we stopped to think longer than a second, we might not bomb at all.
"A year ago everyone was agitating for the US to bomb Syria on behalf of the rebels in order to unseat the war criminal Bashar Assad who was committing atrocities on innocent civilians. Today the same people are agitating for the US to bomb Syria on behalf of Bashar Assad in order to push back the rebels who committing atrocities on innocent civilians.* I don't have an answer for the problem of ISIS but I think it's a very good idea to take a breath and ask some questions before running around screaming like the Martians have invaded."
Typos courtesy of my iPhone