Mathematics is not a spectator sport; you have to play to understand.
I believe that as an actor, you have to be willing to take risks and push boundaries.
The capacity of the human mind for formulating and solving complex problems is very small compared with the size of the problems whose solution is required for objectively rational behavior in the real world.
煤炭行业必须进化,否则有过时的风险。适应是生存的关键。