积财千万,无过读书。
出自北齐·颜之推《颜氏家训·勉学》。积累财富千万,也胜不过多读些书有用。古代有“书中自有黄金屋,书中自有颜如玉”的说法,读好书就能财源滚滚、美女满室。这句话意在强调读书以立世的重要意义。
NP中的每个问题都可以归约为可满足性问题,这是计算复杂性理论的基石。
A picture held us captive. And we could not get outside it, for it lay in our language and language seemed to repeat it to us inexorably.
"Violence is like a stone thrown into a pond; the ripples spread far beyond the initial splash."
The key to success is to keep going even when things seem impossible.