在计算机科学中追求知识是一段永无止境的旅程,每一次发现都为新的问题打开了大门。
The stranger is close to us, insofar as we feel between him and ourselves common features of a national, social, occupational, or generally human, nature. He is far from us, insofar as these common features extend beyond him or us, and connect us only because they connect a great many people.