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改變世界的唯一方法就是改變我們的思維方式。

It’s not an apology if it comes with an excuse. It is not a compliment if it comes with a request.

Success is not about money or power, but about making a difference.

Be prepared: When you are 90% done any large project (a house， a film， an event， an app) the rest of the myriad details will take a second 90% to complete.

The structure of the international system, not the intentions of individual states, is the primary determinant of state behavior.

我不是黑幫分子，我遠非如此。