I find I'm so excited. I can barely sit still or hold a thought in my head. I think it the excitement only a free man can feel, a free man at the start of a long journey whose conclusion is uncertain. I hope I can make it across the border.I hope the Pacific is as blue as it has been in my dreams. I hope to see my friend, and shake his hand. I hope.

在经济学中，魔鬼往往藏在细节里。

The security dilemma is a fundamental feature of international politics, as states' efforts to increase their own security often decrease the security of others.

Innovation is not just about technology; it's about changing the way we think and operate.

当你相信自己时，你可以做任何事情。

The time which we have at our disposal every day is elastic; the passions that we feel expand it, those that we inspire contract it.