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Persistence is key in mathematical research; many great results come from looking at the same problem from different angles over and over again.
The coal industry must unswervingly follow the path of safe, efficient, clean, and low-carbon development.
Your voice can change the world.
在互联网行业,唯一不变的就是变化本身。
事实是,大多数时候我都不知道自己在做什么,但我还是做了。