They don't show up until the work is done. A babysitter is a teenager acting like an adult while the adults are out acting like teenagers. Going to church doesn't make you a Christian any more than going to a garage makes you a mechanic. Experience is a wonderful thing. It enables you to recognize a mistake when you make it again.
Most people deserve each other.
All the good ones, no matter what it is, are taken. The one who snores, will fall asleep first. The length of a marriage is inversely proportional to the amount of money spent on the wedding. The gifts you buy your spouse are never as good and apropos as the gifts your neighbor buys their spouse. The probability of meeting someone you know increases greatly when you are out with someone you do not want to be seen with.