I have a pretty large sig quote file. But I add to it once in a while.
I recently added:
Against stupidity, the gods themselves contend in vain.
-- Friedrich von Schiller
It is no measure of health to be well adjusted to a profoundly sick
I have a few favorites, but this one just doesn't appear enough in my sigs. I should really add it in there a few hundred times so it'll appear in every other email :-)
Pobrecito mexico tan lejos de Dios y a la vez
tan cerca de los Estados Unidos
Gen. Porfirio Diaz
along with, of course,
GW Bush: Impeach, Prosecute, Convict, Execute