 You want to make sure that you've left everything out there and you don't have any regrets. And I think that's the hardest thing to come to terms with. And also you talk about identity, but as a tennis player, you have to professionalize from such a young age. If you haven't competed at a certain number of tournaments or put in a certain number of hours by a certain age, you know, the chances of making it as a professional tennis player are very slim.