量子计算理论是科学史上最深刻的发现。

Hope is a good thing, maybe the best of things, and no good thing ever dies.

我不追逐潮流，我创造潮流。

I went to the woods because I wished to live deliberately. I wanted to live deep and suck out all the marrow of life, to put to rout all that was not life.

The key to innovation is fostering a culture of continuous improvement.

The most important political development of the last two centuries has been the rise of the modern state.

这是最好的时代，这是最坏的时代。