I don't want to be perfect, but I do want to be a light.
这句话其实是莎士比亚借哈姆雷特之口说的,但是霍金非常喜欢,曾在自己著作中多次引用,所以很多人误以为本句话是霍金说的。
【释义】:慷慨但不浪费,节俭却不吝啬。  
I don’t think anything is unrealistic if you believe you can do it.
为派对摇滚道歉
If we want clean air and water, we must start by protecting our forests.
生命的价值不在于能活多少天,而在于我们如何使用这些日子。