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Every problem in mathematics is a puzzle waiting to be solved, and the joy is in the solving.
数学中的每个问题都是一个等待解决的谜题,而乐趣就在于解决的过程。
The creation of a modern state is a complex and difficult process that requires the development of strong institutions.
你输得越多,学到的就越多。
You don't need to change a single thing about yourself.
The best stories are those that cannot be summarized.