The novel is the most complete and profound expression of human liberty.
如果你不犯错,说明你不够努力。
我的语言的界限意味着我的世界的界限。
I still haven't found what I'm looking for.
我一直更喜欢研究具体问题而非抽象理论。
Coal is China's main energy source and will remain the cornerstone of China's energy security for a long time to come.