7480. I was informed that [in the Grand Man] Martian spirits correlate with something that occupies a more inward Position in a person, something indeed that lies between the area of understanding and the area of will, namely thought which springs from affection, or - with the best of those spirits - affection which lies behind thought. For this reason their faces act in unison with their thought, and they are incapable of employing pretence in front of another, as mentioned previously in 7360, 7361,where those spirits are the subject.