The moment one gives close attention to anything, even a blade of grass, it becomes a mysterious, awesome, indescribably magnificent world in itself.

The only way to do great work is to love what you do.

世界充满了美与丑，而我们选择看哪一种。

Mathematics is not just about numbers, equations, computations, or algorithms: it is about understanding.

过去从未死去，它甚至还未过去。