Moses speaks these harsh but well-meaning words to Galahad on the young man’s first night in London. First and foremost, he disabuses Galahad of the notion that fellow expatriates will always help one another. This ultimately enables him to stress the point that it’s important for a new immigrant to “find out a lot” on his own. Of course, it’s not necessarily true that all expatriates will avoid talking to Galahad “because they have matters on the mind.” In fact, readers later discover that there’s a very vibrant, tight-knit immigrant community that meets every weekend in Moses’s apartment to share…