It is a way too harsh statement. While indeed HSP is not a psychological term, it makes sense for self-description. Unless you are a kind of person that cring

It is a way too harsh statement. While indeed HSP is not a psychological term, it makes sense for self-description. Unless you are a kind of person that cringes at people saying they are "coffee lovers" or "morning persons" with "it is not a proper psychological term!". :)