This Smithsonian Magazine article on affective computing and how it can be used to automatically interpret the emotions on your face.
“[It] analyzes them for expressions of seven basic emotions: happiness, sadness, surprise, fear, anger, disgust and contempt, plus interest and confusion. Smile, and you can see the measure of happiness shoot up; curl your lip in a sneer and the program notes your disgust.”
This Smithsonian Magazine story about when James Monroe and Alexander Hamilton almost dueled, but was convinced otherwise by Aaron Burr.
“It was Burr, not Hamilton or Monroe, who was convinced the pair should avoid a duel. The men were being ‘childish,’ he felt. ‘The Thing will taken an amicable Course,’ he told Monroe. He worked as an intermediary between the pair as they continued to write asking whether the other was actually issuing a challenge to a duel.”