This there is a screen shot. That precious second after someone insults Sherlock.Or calls him freak. This is Benedict amazing acting coming through. The hurt when Sherlock is insulted. And John sees this.when no one else notices.
Sherlock: Season Episode Study in Pink"If you have to look along the shaft of an arrow from the wrong end, if a man has you entirely at his mercy, then hope like hell that man is an evil man." —Sherlock + "Men at Arms" by Terry Pratchett.