奥林匹克旗帜以白色为底，中央有五个交织的环：蓝、黄、黑、绿和红色。这个设计是象征性的；它代表着世界五大洲，因奥林匹克精神而团结在一起。

If you want to fly, you have to give up the things that weigh you down.

The transition to cleaner energy is inevitable, and we must be at the forefront of that change.

每个时代都有其巨大的道德盲点。我们可能看不到，但我们的孩子会看到。

Wisdom acquisition is a moral duty. It’s not something you do just to advance in life. And there’s a corollary to that proposition which is very important. It means that you’re hooked for lifetime learning, and without lifetime learning you people are not going to do very well. You are not going to get very far in life based on what you already know.

I've always been drawn to characters who are strong and independent.