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A person may cause evil to others not only by his actions but by his inaction， and in either case， he is justly accountable to them for the injury.

True change starts with accountability at every level of the organization.

我不是環境的產物。我的環境是我的產物。

Only those who are proactive can win success in the rapidly changing competitive environment, and only those who are good at showcasing themselves can get real opportunities at work.

我希望，30年后你們還會再回到哈佛，想起你們用自己的天賦和能力所做出的一切。我希望，在那個時候，你們用來評價自己的標準，不僅僅是你們的專業成就，而包括你們為改變這個世界深刻的不平等所做出的努力，以及你們如何善待那些遠隔千山萬水、與你們毫不相干的人們，你們與他們唯一的共同點就是同為人類。

The strength of a state is in the well-being of its people.

We don't have anything to lose, which is a very liberating feeling.

追求數學知識是一段永無止境的旅程。