发现可能极限的唯一方法，就是超越它们进入不可能。

反对森林砍伐的斗争是为人类的未来而战。

I'm not a dreamer, I'm a doer.

The truth is that we are all capable of great evil, given the right circumstances.

I’m a human being and I fall in love and sometimes I don’t have control of every situation.

科学是照亮世界的火炬。