未来は、今の積み重ね。今を大切にしなければ、未来もない。

It seems to me that if you or I must choose between two courses of thought or action, we should remember our dying and try so to live that our death brings no pleasure to the world.

最终，我们记住的不是敌人的话语，而是朋友的沉默。

我不敢说数学和疯狂之间有直接关系，但毫无疑问，伟大的数学家都具有狂热的特质。

最大多数人的最大幸福是道德和立法的基础。

Listen to your customers more than you speak to them - they'll tell you exactly what you need to know.