花园的墙应该足够高以将世界挡在外面,但又足够低以让天空进来。
The walls of a garden should be high enough to keep the world out, but low enough to let the sky in.
The past is not dead, it is not even past.
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。
Innovation happens when diverse perspectives come together.