I think the true key to their success is the desire to win. I think half of it is Brady's competitiveness, he wants to win every time, he's the most competitive, emotional player I've seen in football, and he's smart enough to take care of the fundamentals of the game, including health.

The other half, Belichick's perfectionism and genius as mentioned above. He wants things done right, and he puts together the staff necessary to bring his team up to speed with his vision. They are a savvy organization, they're also getting beat by a backup currently.

That philly d is stout