The roots of education are bitter, but the fruit is sweet.
我喜欢夜晚。没有黑暗，我们就永远看不到星星。
That is what learning is. You suddenly understand something you've understood all your life, but in a new way.
The best solutions often come from listening—to nature, to science, and to the people on the ground.
最好的解决方案往往来自于倾听——倾听自然、倾听科学、倾听实地工作者。
公众惊人地宽容。他们可以原谅一切，除了天才。