I don't want to be perfect, I just want to be real.

Investing in clean coal technologies isn't an expense—it's an investment in our future.

What good is the warmth of summer, without the cold of winter to give it sweetness.

译文：与别人不去争长短，常常懂得知足，心情就会平静没有忧愁担心。赏析：不与人争得失，惟求己有知能。事事争个输赢，比个高低，烦恼就会很多，灾难也就更多。如果放低姿态，懂得知足常乐，事情自然就会水到渠成。

Not hammer-strokes， but dance of the water sings the pebbles into perfection。

成功不是终点，失败也不是致命的：重要的是继续前进的勇气。