Paul Eckman suggests that the human face is capable of articulating more than 7,000 unique and distinctive expressions. Robert Plutchik's Wheel of Emotions identifies only eight basic feelings: joy, sadness, trust, disgust, fear, anger, surprise and anticipation. I would propose, by contrast, that there are only two dominant human emotional potentials, Fear and Not Fear, and that these two emotional potentials are the basis for building our emotional range.
