The real competition is not between companies, but between different visions of the future.
真正的竞争不是公司之间的竞争，而是不同未来愿景之间的竞争。
真相不在光明中，而在我们不敢探索的阴影里。
Some people are busy dying, others are busy living.
I think the only free man can feel this kind of excitement, a free man step on a long journey, towards the uncertain future.
A problem is in P if it can be solved quickly by a computer, and in NP if a solution can be verified quickly.
最好的科学发现往往发生在不同学科的交叉点。