If everyone else is cutting down I don't have too, and if everyone else does cut down I don't have to, I end up using hot water and driving a big car and so on.

如果大家都想减排,我没必要跟风,如果别人真的减排了又与我何干,我照样用着热水,开着大排量汽车

耶鲁公开课 - 博弈论课程节选

the United States announced a target to reduce its emissions by 17% below 2005 levels in 2020.

美国宣布了到2020年实现在2005年的水平基础上减排17%的目标。

对全球变暖的政策 - SpeakingMax英语口语达人

You can talk about it as much as you like, but as long as you're going to go home and still drive your Hummer and have sixteen hot showers a day, we're still going to have high carbon emissions.

你可以在减排问题上一直高谈阔论,但当你回家时,你仍然会开着你的悍马,每天洗十六次热水澡,我们依然在大量排碳

耶鲁公开课 - 博弈论课程节选