The permanence of certain urban artifacts gives them the quality of monuments.

我离开职位的时间越长，我就越觉得自己是无所不能的。

对地球最大的威胁是认为别人会拯救它的想法。

Science is not a boy's game, it's not a girl's game. It's everyone's game. It's about where we are and where we're going.

预测未来的最好方法就是创造未来。