Let me start with the observation that most of the sound around us is accidental, and much of it is unpleasant.  We stand on street corners, shouting over noise like this, and pretending that it doesn't exist.
首先，请允许我以这样的观察开始，我发现大多数围绕我们的声音是偶然性的。 并且许多声音也是不愉悦的。 我们站在街巷的角落，像这样盖过噪音来说话， 就当那噪音不存在一样。