Phi Beta Kappa is an academic honor society with the mission of “fostering and recognizing excellence” in undergraduate liberal arts and sciences. Founded at the College of William and Mary in 1776, it is the oldest such society in the US and today boasts 283 chapters and over half a million living members. Its symbol is a golden key engraved with the image of a pointing finger, the Greek letters from which the society takes its name, and three stars. What principles do these stars represent? Discuss
Source: The Free Dictionary