外交需要保持冷静和理智，不受情绪和个人偏见的影响。

婴儿不是需要修理的物品，而是需要理解的人。

The theory of probabilities is at bottom nothing but common sense reduced to calculus.

All architecture is shelter, all great architecture is the design of space that contains, cuddles, exalts, or stimulates the persons in that space.

In mathematics, you don't understand things. You just get used to them.