The biggest risk is not taking any risk. In a world that's changing quickly, the only strategy that is guaranteed to fail is not taking risks.
最终,我们记住的不是敌人的话语,而是朋友的沉默。
Man is so naturally good that when he does evil it is against his will.
数学推理可以相当系统地看作是对两种能力的结合运用,我们可以称之为直觉和独创性。