跨行业合作是解决复杂环境挑战的关键。
自由的代价是永恒的警惕。
The novel is the one bright book of life. Books are not life. They are only tremulations on the ether. But the novel is the one bright book of life.
The best teacher is the one who suggests rather than dogmatizes, and inspires his listener with the wish to teach himself.