The interplay between quantum mechanics and general relativity is one of the most profound puzzles in modern physics, and solving it may require a complete rethinking of our understanding of the universe.
技术没有捷径，只有不断积累和突破。
别害怕深刻感受。
不要盯着时钟，做它该做的事，继续前进。
The international system is inherently competitive, and states are constantly trying to outmaneuver each other.