I could quit, but here's the thing 我可以退出 可现况是

713. There comes a moment when it's more than just a game...
     到了某个关头就不再是竞赛
714. And you either take that step forward
     你要不跨出那一步
715. Or turn around and walk away.
     就是调头离开
716. I could quit, but here's the thing
     我可以退出 可现况是
717. I love the playing field.
     我爱这片竞技场
718. It was a good surgery. Yeah.
     干的不错 谢谢
719. We don't have to do that thing
     我们没必要这样

来自《实习医生格蕾 第一季 第一集 Grey's Anatomy S01E01》第 716 行