The essence of mathematics lies in its freedom.
经济转型的成功取决于正式制度与非正式制度的兼容性。
值得畏惧的竞争对手是那些从不关注你,而是一直在改进自己业务的人。
Modern quarry management requires geologists' eyes, engineers' hands, and poets' hearts.
We should be guardians of the ocean, not conquerors.