互联网是一种工具，可以用来做好事或坏事。取决于我们如何使用它。
The internet is a tool that can be used for good or bad. It's up to us to decide how we use it.
数学家最好的作品是艺术，一种高度完美的艺术，像想象的最秘密的梦想一样大胆，清晰而透明。
Science cannot solve the ultimate mystery of nature. And that is because, in the last analysis, we ourselves are part of nature and therefore part of the mystery that we are trying to solve.
We must balance the need for affordable energy today with the imperative of building a sustainable energy future.
你就这样静坐在草地上，离我稍远的地方。我用眼角瞅着你，你什么话也别说。语言是误会的根源。但是，每天，你可以坐得离我近一些……
"Sometimes, you have to be apart from people you love, but that doesn't make you love them any less. Sometimes, it makes you love them more."