Freedom is not merely the opportunity to do as one pleases; neither is it merely the opportunity to choose between set alternatives. Freedom is, first of all, the chance to formulate the available choices, to argue over them - and then, the opportunity to choose.

I paid no attention to the territorial boundaries of academic disciplines and I just grabbed all the big ideas that I could.

When I am abroad， I always make it a rule never to criticize or attack the government of my own country。 I make up for lost time when I come home.

写作是为我们的希望发声的一种方式。