我为我所做的感到快乐和自豪，但从未完全满足。

History is not just the story of bad people doing bad things. It's also the story of good people doing nothing.

当其他年轻人都在下西洋跳棋时，我已在下西洋象棋了。

我们必须不断挑战现状以推动有意义的进步。

预测未来的最好方法就是创造未来。