The only way to do something in depth is to work hard.
深入做某件事的唯一方法就是努力工作。
Your self-worth is determined by you. You don’t have to depend on someone telling you who you are.
My life has no retreat, only moving forward.
我打网球不是为了金钱或名声，而是因为我热爱它。
Sometimes the hardest thing and the right thing are the same.
Trust is like a mirror, you can fix it if it's broken, but you can still see the crack in that motherfucker's reflection.
重要的不是你打得有多重，而是你能承受多大的打击并继续前进。
