你无法改变过去，但你可以塑造未来。

我们都是过去的难民，在现在寻求庇护。

To look at a thing is very different from seeing a thing. One does not see anything until one sees its beauty. Then and then only, does it come into existence.

光与物质的相互作用是理解量子现象的关键。

The most powerful weapon you have is your voice.

The stranger is close to us, insofar as we feel between him and ourselves common features of a national, social, occupational, or generally human, nature. He is far from us, insofar as these common features extend beyond him or us, and connect us only because they connect a great many people.