学习的最好方法就是教。
The best way to learn is to teach.
生气时,先数到十再说话;如果非常生气,就数到一百。
"Books are the quietest and most constant of friends."
Literature is the memory of humanity.
你看到的就是你看到的。
投资于低碳解决方案不仅对环境有益,也是良好的商业决策。