教授数学是为了激励下一代的思考者和问题解决者。

You have to believe in the long term plan you have but you need the short term goals to motivate and inspire you.

我不让任何人黯淡我的光芒。

The duty of man is the same in respect to his own nature as in respect to the nature of all other things.

Cognition refers to all processes by which the sensory input is transformed, reduced, elaborated, stored, recovered, and used.