Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.
在每个角色中,都有我的一部分,而在我身上,也有我扮演过的每个角色的一部分。
我尽量选择能挑战我并让我学到东西的角色。
We must be guardians of the ocean, not plunderers.
The only way to learn mathematics is to do mathematics.