The beauty of theoretical computer science lies in its ability to abstract and solve problems that seem insurmountable.

能经常感到满足的人，上天不能使其沦落贫穷；能够做到不贪求的人，上天不能使其卑贱；能将躯体看作身外之物的人，上天不能使其患病；能够做到不贪恋生命的人，上天不能使其死亡；能够做到随遇而安的人，上天不能使其困顿；能积极奖掖后进、培养人才的人，上天不能使其孤立；能挺身而出，为天下所有人以及子孙后代造福请命的人，上天不会使其陷入绝境。

I don’t think of myself as a classical artist or a pop artist. I just think of myself as an artist.

Sustainability isn't an option - it's our responsibility to the next generation.

The only purpose for which power can be rightfully exercised over any member of a civilized community， against his will， is to prevent harm to others.