"The writer is a man who is always trying to find the right balance between form and content, between style and substance, between art and life."

不了解敌情，不可以行军打仗，不熟悉洋人的情况，不可以远谋。

拓扑态对局部扰动的鲁棒性是拓扑在保护量子信息方面力量的一个证明。

解释：对别人没有恩德，却想有求于人，这是罪过。