I envy the pencil — able to stay sharp after years in the pocket

This isn’t a contest for first answer. Best answer.
The “first fist” principle. Put your best fist forward, hey Mitt.

“How is the water, post Walkerton?” And he suspected this meant post had to be a preposition, so he mailed Huddleston about it. Huddleston had already collected an example of the same kind: Post the wash-out from the credit crunch, most assets globally were overpriced

via Language Log » A new preposition is born.