The greatest rewards come from working the hardest and not giving up.
这些故事不是自传,但它们以那种方式是个人的。我似乎只知道我学到的东西。可能有些东西是通过观察,但我觉得我肯定知道的东西是个人的。
The climate system is extraordinarily complex, and our understanding of it is still evolving.