学习数学的唯一方法就是做数学。
The integration of technology and infrastructure is unstoppable.
幸福的秘密不在于追求更多,而在于培养享受更少的能力。
可持续性不是选择,而是能源行业的必然要求。#
I know you've heard it a thousand times before. But it's true-hardwork pays off. If you want to be good, you have to practice, practice, practice.