许多美国人的无礼使他沮丧，这是基于对整个举止概念的坚定无知，以及以社会目的的主张，所有人或多或少都相等且可以互换。
(The rudeness of many Americans depressed him, a rudeness based on a solid ignorance of the whole concept of manners, and on the proposition that for social purposes, all people are more or less equal and interchangeable.)