人类活动已成为塑造地球气候的重要力量。
The idea of the sacred is quite simply one of the most conservative notions in any society, because it seeks to turn other ideas — uncertainty, progress, change — into crimes.
我想创造一些能让我的社区感到自豪的东西，一些能展示我们可以用自己的双手做出伟大事情的东西。
Believe you can and you're halfway there.
The most perfect education, in my opinion, is such an exercise of the understanding as is best calculated to strengthen the body and form the heart.
