当你有能力采取行动时，你所采取的行动就是一个决定。

我们必须向自然学习如何高效利用资源。

你无法预测，但你可以准备。

"Science is about asking the right questions and being persistent in finding the answers."

People, even more than things, have to be restored, renewed, revived, reclaimed, and redeemed; never throw out anyone.　　

在黑暗中，我们才能真正看清自己。