The good man is the man who, no matter how morally unworthy he has been, is moving to become better.
好人就是无论他过去在道德上多么不值得,现在正在变得更好的人。
The study of topological phases of matter is a testament to the power of theoretical physics to predict and explain new states of matter.
我们必须在经济增长与环境责任之间取得平衡。