Pitchfork marriage

Him (cheerfully, with arms spread wide to indicate multitudes): Mommy, you can have as many husbands as you want!
Me: Thanks, but I only want one. Your father.
Him: Mommy, a terrible marriage is a very, very bad thing.
Me: Yes, I suppose you're right about that.
Him: A terrible marriage has angry mobs with pitchforks. It's very scary!