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.
我认为数学之所以有价值，是因为它具有这种令人难以置信的结构，你可以探索和发现。
语言中最具破坏性的一句话是：“我们一直都是这样做的。”
The only way to be successful is to work hard and never give up.