有时候你必须做你必须做的事，即使它会伤害你。
Sometimes you gotta do what you gotta do, even if it hurts.
今天，情人的话语是极端的孤独。
Mathematics is not just about numbers, equations, computations, or algorithms: it is about understanding.
"I don’t want to be known just as a tennis player. I want to be known as a good person."