Movie mogul Samuel Goldwyn once famously said of preachy movies, "If you want to send a message, call Western Union.". Well, Western Union is now out of the telegram business, so the Celtics had to send a message to Detroit some other way, playing stifling defense, fundamental offense, and grinding out a win that - well, that sends the message - that they just might actually be the best team in the East. Everybody chipped......