Hitting the kid with the ball might get you the ball, but it won't get you anyone to throw it to.
Don't say "The last one there is a rotten egg": unless you're absolutely sure there's a slow kid behind you.
It doesn't count if your swing is going the highest if you're getting pushed.
If the horse you're drawing looks more like a dog, make it a dog.
It's more fun to color outside the lines.
Sometimes it's smart to be scared.