人类活动已成为塑造地球气候的重要力量。
Human activities have become a significant force shaping Earth's climate.
I don't care what you say about me as long as it's not true.
让人们保持被动和顺从的聪明方法是严格限制可接受意见的范围,但在该范围内允许非常活跃的辩论。
To create something that's never been seen before is the greatest challenge.