The individual is reduced to a negligible quantity, perhaps less in his consciousness than in his habits and in the unconscious adjustments of his life.

最好的科学家是那些在自然的复杂性面前保持谦逊的人。

经济周期的福利成本并非周期本身，而在于人们是风险厌恶的。

过去是一个陌生的国度；那里的人们行事方式不同。

科学必须是世界上的一股善的力量。