Kramer

Oh, I'm making a difference Jerry.

Jerry

I don't doubt it.

Kramer

You should see the smiles on the drivers' faces. I mean, you gotta look quick, but they're there.

Jerry

What's this?

Kramer

Well, you know, those annoying little bumps on the lane-lines? (makes noise - bum, bum, bum, bum, bump)