时节不寒冷，就不会知道松柏挺拔且郁郁葱葱的；事情不危难，就不会知道君子每日都在持守信念。

Innovation is at the heart of what we do. It's how we meet the world's growing energy needs while addressing environmental challenges.

写一本书就像去一个未知的国度旅行。

树是希望的象征，扎根于当下，伸向未来。