NP-completeness is not just a theoretical curiosity; it has profound implications for practical computing.
It has always been easy to hate and destroy. To build and to cherish is much more difficult.
我不相信扮演反派或英雄。我相信扮演人。
學(xué)習(xí)不僅僅是存儲信息的問題；它是一個通過改變支配行為的規(guī)則來適應(yīng)環(huán)境的過程。
技術(shù)應(yīng)該服務(wù)于土地，而不是支配它。
"A man's memory might have only a hundred clear days in it and he has lived thousands."