最好的书会提出问题，而不仅仅是给出答案。
The best books ask questions, not just give answers.
柴油发动机是当今已知效率最高的原动机。
教育的目标不是增加知识的数量，而是为孩子创造发明和发现的可能性，培养能够创新的人。
Music is the language of the soul, and I'm just a translator.
Change is good. Change is progress. Without change, nothing would ever improve.
The essence of mathematics lies in its freedom.
如果你没有犯错，说明你不够努力。