I just wish someone had notified me when "you're looking well" started to mean "you're fat".
Downunda, "bastard" can be anywhere from best mate to worst enemy, depending on the inflection.
In the 19earlys, a visiting English cricket captain complained to the Australian captain that one of the Australian players had called him a bastard. The Aussie led him into the Aussie dressing room and called out "All right, which one of you bastards called this bastard a bastard?"