理解变化的唯一方法就是投入其中，随之而动，加入舞蹈。

The test of our progress is not whether we add more to the abundance of those who have much; it is whether we provide enough for those who have too little.

The best solutions often come from those who work closest with the animals.

你不可能总是得到你想要的，但有时你会得到你需要的。