I propose you post here your one, all-around, singular favorite Bumper Sticker.
The only rule is that you, personally, must have seen it at sometime (be honest).

I will begin with mine:
Eat Healthy, Exercise Daily, Die anyway.

I had a really close runner-up. PM me if you would like to hear it.

"I am certain there is too much certainty in the world" -Michael Crichton