弦理论是二十一世纪物理学的一部分，偶然落入了二十世纪。

我学会了你必须足够坚强才能独自站立，足够聪明才能知道何时需要帮助，并且足够勇敢去寻求帮助。

When we protect biodiversity, we're protecting humanity's safety net.

It is wrong to have an ideal view of the world. That's where the mischief starts. That's where everything starts unravelling.

You have to be able to admit when you're wrong and move on.