生活的目的不是快乐。它是有用的，是光荣的，是富有同情心的，是让你活得有意义，活得好。
The purpose of life is not to be happy. It is to be useful, to be honorable, to be compassionate, to have it make some difference that you have lived and lived well.
煤炭曾是工业进步的支柱，但其未来必须平衡经济需求与环境责任。
The poet is not separate from the world; the poet is of the world.
Words are the wings of thought, and poetry is their highest flight.
智者不会武断地肯定任何事情，甚至不会断言智者一无所知。