The more constraints one imposes, the more one frees oneself.
追求数学知识是一场永无止境的冒险,充满了挑战、惊喜和解决不可解问题的满足感。
Make-up can only make you look pretty on the outside but it doesn’t help if you're ugly on the inside. Unless you eat the make-up.
我不让消极情绪把我打倒。我会超越它。
Mathematics is the music of reason.