In mathematics, the art of proposing a question must be held of higher value than solving it.
模型的目的是足够简单以便理解和使用,但又足够复杂以捕捉系统的基本特征。
The fool doth think he is wise, but the wise man knows himself to be a fool.
I always try to be positive, even in difficult moments.
"The best leaders are those who can see around corners."
作家必须是一个愿意冒险的人。