Answer:
The Great Gatsby.
Step-by-step explanation:
The given excerpt is taken from the novel "The Great Gatsby" written by F. Scott Fitzgerald.
The quote appears in Chapter 3 of the novel when Nick closely observes Gatsby for the first time. This quote is also the first impression of Gatsby to Nick. The smile of Gatsby in the novel plays a significant role in the novel. This quote displays the character and personality of Gatsby as Nick displays him as a kind person. This kindness of Gatsby is a rare quality found in a rich man.