... never criticize a mans choice in job or girlfriend.
And in any argument - mothers are always off-limits!
Ha ha! Yes, most definitely Yoc, and I should add one more... the ultimate "third-rail" topic... one's stance on the legalization of drugs, well, that and abortion. Definitely lose-lose topics of discussion imho.
But hopefully we all can still find something to talk about regarding comic books... that is the reason we're here anyway.