Friends were surprised, indeed, when Frank and Jennifer broke their engagement, but Frank had a ready explanation: "Would you marry someone who was habitually unfaithful, who lied at every turn, who was selfish and lazy and sarcastic?"
"Of course not," said a sympathetic friend.
"Well," retorted Frank, "neither would Jennifer."
I told my kids, "Someday, you'll have kids of your own." One of them said, "So will you."
-- Rodney Dangerfield.