The most important challenge facing the world today is the need to create strong, effective, and accountable states in the developing world.

Time travel is the most frustrating thing in the world. You can't change anything, and you can't stop anything from happening.

The test of a first-rate intelligence is the ability to hold two opposed ideas in the mind at the same time, and still retain the ability to function.

无论输赢，我都努力从每一场比赛中学习。

圆点是我与宇宙交流的方式。