Originally Posted by
Cuivienen
Basically, we are talking about your default emotional expression; the vibes you give off unconsciously to others. Women with resting bitch face come across as sullen, icy, and grumpy without meaning to. So RBM has nothing to do with an attitude. (The attitude problems you're describing do sound Fi-ish, though.)
To compare SLI and LSI: Si-Te tends to be a little more detached and the eyes often have reflective Fi sadness. Ti-Se is a lot more confronting and intense. If I can find some good pics I'll link them.