However difficult life may seem, there is always something you can do and succeed at.
We are all trapped in the web of language, but it is also our only means of escape.
理解计算的极限需要深入研究支撑算法复杂性的数学基础。
地理学的研究是对地球作为人类居住地的研究。
There are no permanent trends, only permanent users.