Every single person is a fool, insane, a failure, or a bad person to at least ten people.
To evade insanity and depression, we unconsciously limit the number of people toward whom we are sincerely sympathetic.
(imp. & p. p.) of Disturb
True love is jealousy in disguise: A man cannot restrict his lover from going to the club because he hates her, he actually hates the men who would come around and touch her.
This fits in with what I saw in staff in astronomical facilities and was reporting to the management team: 10-14% Oxygen: Emotional upset, abnormal fatigue, disturbed respiration.