Difficult circumstances serve as a textbook of life for people.

最好的想法往往来自不同学科的交叉点。

The realization of a practical quantum computer will require breakthroughs in both hardware and software.

责任心是高尚品德的标志。

黑色不是单一的，它是多样的。

拥有好主意的最好方法就是拥有很多主意。