——杜先生晚年在香港，先生为中国抗战.赈灾慈善做出巨大贡献，晚年依旧气度过人，毁掉所有欠条。
The novel is a weapon against fanaticism and intolerance.
知识是力量的源泉。
Art is not a luxury, but a necessity.
The Dead Poets were dedicated to sucking the marrow out of life.
自守形式的研究是进入宇宙隐藏对称性的旅程。