Celtics–Knicks rivalry Celtics–Knicks rivalry The Celtics–Knicks rivalry is a National Basketball Association (NBA) rivalry between the Boston Celtics and the New York Knicks. The Celtics and Knicks are two of only three remaining charter franchises (the other being the Golden State Warriors) from the inaugural Basketball Association of America, which began operations in 1946. The rivalry mirrors the fierce competition between the Boston and New York City sports teams, as evidenced by the Red Sox–Yankees rivalry and the Jets–Patriots rivalry. Boston and New York City are only 190 miles apart, and both cities' professional sports teams are among the most historic in
Bill Green (basketball) work on it [the fear] and come back later." Green quit the Celtics right before the regular season began and never returned to attempt professional basketball (or any other professional sport), knowing that in order to play he would have to get over his fear of flying, which was something he could not do. Realizing that any future as a professional athlete was out of the question, Green earned a master's degree from Brooklyn College. He taught in several New York City public schools afterward, and then in 1971 became the principal of Jordan L. Mott School in the South