造纸行业有责任在环境管理方面发挥领导作用。
There are two ways to write error-free programs; only the third one works.
跑步不是要比别人好,而是要比过去的自己更好。
The future belongs to those who dare to innovate.
In mathematics, the art of proposing a question must be held of higher value than solving it.
最好的投资策略是坚持有纪律的长期方法。