If you want to fly, you have to give up the things that weigh you down.
采矿技术创新不是为了取代人,而是为了让他们的工作更安全、更高效。
如果耕种天地,不将天地整理好,这样就相当于是胡闹。耕种天地,一定要将土地平整翻新,然后再去播种。
Mathematics is not just about numbers, equations, computations, or algorithms: it is about understanding.