They're the captain of the vessel and the marshal of their troops.
Coaches are the anchor of athletic programs—steady, resolute and able to steer their players through whatever murky, rough waters they might find themselves in as a team.
But they're still human beings.
Head coaches aren't exempt from the knee-jerk emotions players and fans experience while watching sports, and sometimes they just can't reign it in when their temper flares.
The following are some of the most amazing coach meltdowns we've seen in sports. They involve everything from snarky quips to roof-shaking fury, and they're not about to talk this out the nice way.