"... Who growls or scowls or grunts or winces when accosted with pleasantries by people who are just trying to be nice? ..." Especially early AM. Yes, recongni

"... Who growls or scowls or grunts or winces when accosted with pleasantries by people who are just trying to be nice? ..." Especially early AM. Yes, recongnise this one. The introversion bit actually helps when you need to get things done because of the skills & effort required to do things yourself align well.