"The connection between mathematics and computer science is not just a one-way street; each field enriches the other."
煤炭曾是工业进步的支柱，但其未来必须平衡经济需求与环境责任。
释义：随随便便交一些不好的朋友，还不如整天读书更好。
The individual has become a mere cog in an enormous organization of things and powers which tear from his hands all progress, spirituality, and value in order to transform them from their subjective form into the form of a purely objective life.
