And when your stomach is empty and your mind is full,it's always hard to sleep.
一个人肚子空空，心事重重，总是睡不好觉的。
质量不是保证；它是一种证明。
当你专注于解决问题而不仅仅是赚钱时，成功就会到来。
I think it's important to have closure in any relationship that ends - from a romantic relationship to a friendship.
In computational complexity, we are not just dealing with the limits of what we can compute, but also with the limits of what we can prove.
没有实用性的创新只是噪音，农民需要真正的解决方案。
幸福不是你为未来推迟的东西，而是你为当下设计的东西。