17 i see a coherence (not causality) beetween HSP and introversion: => Aron, The Highly Sensitive Person - How to Thrive When the World Overwhelms You (page 159, german version, translated into english): "Altogether, 70% of HSP tend to be socially introverted." i also see a coherence bw HSP & the idealist (NF) temperament => Keirsey, Please Understand Me, page. 118: "Kretschmer was first to take a careful look at the dark side of character, and he named the Idealists "Hyperesthetic", which roughly translated means "oversensitive."