Trickery, deceit, public opprobrium, or emotionalism. That's just a few examples of getting people to do things other than force or reason.
Don't people get tired of getting emails that divide the world into either/or, black/white, or us/them?
And as far as guns equaling civilization; I'd like to point out that civilization predates guns by one or two years.
When a Roman said "a naked virgin carrying a sack of gold could ride from one end of the empire to the other, un-molested", it wasn't that far from the truth.