...in the summer of 1938, when, while lecturing on aesthetics at Cambridge University, Wittgenstein declared, “If I were a good draughtsman, I could convey an innumerable number of expressions by four strokes.” In other words, why say things in words when you could say them using emoji?
The text of Wittgenstein’s lecture series (in the collection Lectures and Conversations on Aesthetics, Psychology and Religious Belief) depicts three simple faces: one with closed eyes and a half smile, one with a raised eyebrow, and one with open eyes and a full smile.