书籍是飞机,是火车,是道路。它们是目的地,也是旅程。它们是家。
伟大的领导者多听少说。
人生苦短,不能不冒险。
Win-win cooperation is the main theme of mining development in the new era.
The essence of mathematics is not to make simple things complicated, but to make complicated things simple.
The greatest experiments start with a simple question.