我相信人类不仅会生存下去：他终将胜利。他是不朽的，不是因为他在生物中独有无尽的声音，而是因为他有灵魂，有能够怜悯、牺牲和忍耐的精神。
I believe that man will not merely endure: he will prevail. He is immortal, not because he alone among creatures has an inexhaustible voice, but because he has a soul, a spirit capable of compassion and sacrifice and endurance.
A room is not a room without natural light.
创新不仅仅是创造新事物；它关乎改变人们的生活。
Mathematics is not just about numbers, equations, computations, or algorithms: it is about understanding.
灵魂的自然状态是和谐、美丽和善良。
The chemical industry is the backbone of modern civilization, and we must treat it with the responsibility it deserves.
要知道，终有一天，我们会是自由的。