The simplest explanation is that it doesn't make sense.
A person who has a million dollars is as well off as if he were rich.
You can't tell how deep a puddle is until you step into it.
If you knew what you are doing, you'd probably be bored.
If at first you don't succeed, you're running about average.
You can get over anything but a rock in your shoe.
You can't win. Shoot for a tie.
Don't be irreplaceable. If you can't be replaced, you can't be promoted.
All things being equal, all things are never equal.
A lot of people who complain about the boss being stupid would be out of a job if the boss was any smarter.