Final answer:
The context provided implies that popularity exerts significant pressure on individuals, making it difficult for someone like Laurie to remain authentic amidst social expectations.
Step-by-step explanation:
In the context of Mrs. Saunders expressing concern about Laurie and the "Wave," the statement likely suggests that being popular makes it challenging for Laurie to stay true to herself. The provided excerpts demonstrate the high value placed on popularity and social standing among young people, and the pressure it puts on individuals to conform to certain expectations. The emphasis on the significance of social circles and the judgments cast by peers reflect a pervasive concern that may influence Laurie's choices and actions to maintain her status.