Heteachesyouthingslikeohifsomeoneiscrossingtheirarms, they'readopting a defensivepositionwhichmeanstheyeitherfeelthreatenedorthey'reunhappywiththesituation.
Andfunnyenough, whenyoustartwatchingoutforothers, whenyoustartgiving a damnabouthowtheyfeelin a socialsituation, guesswhat, theystartlikingyou a wholelotmore.