Homer: Aah! OK, don't panic -- remember the advice your father gave you
on your wedding day.
[remembers Abe with hair and a tuxedo]
Abe: If you ever travel back in time, don't step on anything because
even the tiniest change can alter the future in ways you can't
imagine.
Homer: Fine. As long as I stand perfectly still and don't touch
anything, I won't destroy the future.
[a mosquito flies in]
Stupid bug! You go squish now! [swats it]
-- Touching and swatting are different,
"Treehouse of Horror V"
