Man is not only a product of nature but also its transformer, often with irreversible consequences.
人类不仅是自然的产物，也是自然的改造者，常常带来不可逆转的后果。
Innovation distinguishes between a leader and a follower.
The study of the mind must be purely analytical.
To be fond of dancing was a certain step towards falling in love.
The historian will tell you what happened. The novelist will tell you what it felt like.
"The price of power is always high, but the price of powerlessness is higher."
