當(dāng)最后一棵樹被砍倒，最后一美元將失去意義。
When the last tree is cut, the last dollar will lose its meaning.
"The most successful people are those who are good at plan B."
能源的未來在于多樣化——石油、天然氣、可再生能源及其他。
The only way to tell the truth is to speak with kindness. Only the words of a loving man can be heard.
問題不在于我們是否是意識形態(tài)的囚徒，而在于我們是否意識到意識形態(tài)在構(gòu)建我們對現(xiàn)實的看法中如何發(fā)揮作用。
The key to success in research is to focus on fundamental problems that have long-term impact.