安全是最大的效益，事故是最大的浪费。

儿童的教养源于成人的修为而非说教。

There is no doubt that in exchanging a self-centered for a selfless life we gain enormously in self-esteem. The vanity of the selfless, even those who practice utmost humility, is boundless.

【释义】：求学就像种树一样，春天赏玩它的花朵，秋天才能收获果实。  

数学是为不同事物赋予相同名称的艺术。

在算法的领域，优雅不仅仅是美学；它常常带来效率。

The stranger is an element of the group itself, not unlike the poor and sundry 'inner enemies'—an element whose membership within the group involves both being outside it and confronting it.

Less weight means less waste.