发现的喜悦是推动数学家前进的动力。
The joy of discovery is what drives mathematicians forward.
The only good is knowledge, and the only evil is ignorance.
Every setback is a setup for a greater comeback.
皮革鞣制的创新不仅仅是技术问题,更是在尊重工艺的同时推动其发展。
Success is not accidental, it is the result of effort, persistence, learning, and sacrifice.