人是一种做交易的动物，没有其他动物会这样做，没有狗会和另一只狗交换骨头。
Man is an animal that makes bargains: no other animal does this no dog exchanges bones with another.
Nature is a wonderful teacher, and if we will only be patient and observe, she will reveal her secrets to us.
It's easier to ask forgiveness than it is to get permission.
生命是脆弱的，没人能保证明天，所以请全力以赴。
一个故事应该有开头、中间和结尾，但不一定按这个顺序。
思想掠过我的心上，如一群野鸭飞过天空。我听见它们鼓翼之声了。
学习速度是当今世界唯一可持续的竞争优势。
The world is not what it seems to be; it is what we believe it to be.