They always catch the second person. Never ask your 3-year old brother to hold a tomato. You can't trust dogs to watch your food. Reading what people write on desks can teach you a lot. Don't sneeze when someone is cutting your hair.
Puppies still have bad breath even after eating a tic tac.
School lunches stick to the wall. You can't hide a piece of broccoli in a glass of milk. Don't wear polka-dot underwear under white shorts. The best place to be when you are sad is in Grandma's lap. It's hard to unlearn a bad word.