We all know the joke: Why is 6 scared of 7? Because 7 8 9 But do you know why 9 is scared of 7? Because you are supposed to eat 3 square meals a day. (3 squared)

We all know the joke: Why is 6 scared of 7? Because 7 8 9 But do you know why 9 is scared of 7? Because you are supposed to eat 3 square meals a day. (3 squared)