[CGVet58]

illegitimati non carborandum

don't let the bastards get you down

[GovernmentShrinker]

I think it's actually "illegitimi non carborundum"

http://www.ku.edu/history/index/europe/ancient_rome/E/Gazetteer/Periods/Roman/Topics/Language/Illegitimi/1.html

It's my favorite Latin quote -- probably because my Dad taught it to me when I was about 8, and my mother disapproved :)