0 to be extremely interested in something because it is very important to you: --
It is hard to fault a guy who lives, eats, and breathes the job he has been given.
One of the reasons he's been so successful is that he eats, drinks, and sleeps baseball.
I don't care what the cost is; it's my passion. I eat, breathe, and sleep this car.
He said that company employees "eat, sleep, and breathe quality".