When one door is closed, don't you know, another is open.
当一扇门关闭时，你要知道，另一扇门正在打开。
"Change is the only constant in the universe."
In a world filled with hate, we must still dare to hope. In a world filled with anger, we must still dare to comfort. In a world filled with despair, we must still dare to dream. And in a world filled with distrust, we must still dare to believe.
人力资本是任何国家最重要的资产。
The more you invest in a relationship, the more valuable it becomes.
When we understand knowledge-based systems, it will be as before -- except our fingertips will have been singed.
在绝望中，我们才能找到真正的希望。
The best leaders are those who listen more than they speak.