Joe Mazzulla has only been head coach of the Boston Celtics for two seasons. But the hyper-focused and often blunt basketball coach has already delivered decades worth of headline-stealing quotes and viral musings while fielding questions from the media.

Daniel Donabedian is a beat reporter for ClutchPoints covering the Boston Celtics. He's also covered Villanova men's basketball (where he went to school) and Big East basketball for SB Nation, building a strong reputation in the northeast.

Boston Celtics head coach Joe Mazzulla has been known to take tactical inspiration from unusual sources as varied as European soccer to the hunting techniques of orca whales, so one would be forgiven if there was a deeper meaning to be gleaned from a recent clip showing Mazzulla and star Celtics forward Jayson Tatum deeply engaged in a friendly contest of the old classic "duck duck goose.