The P versus NP problem is one of the most important unsolved problems in computer science.
P与NP问题是计算机科学中最重要的未解决问题之一。
We need to shift from ownership to access—from products to services.
The most successful investors are those who remain patient and disciplined.
说的太对了,你一语中的!
我从十五岁开始致力于学习,三十岁便能自立于社会了,四十岁对各种事理不再迷惑不解,五十岁懂得了自然界的规律,六十岁对听到的事情能领会贯通,并能辨别是非真伪,七十岁时做事能随心所欲,但又不会超出礼法的规范。
The truth is rarely pure and never simple.
煤炭使美国在世界范围内保持竞争力。
相信自己,相信你所拥有的一切。