Passage Summary: A professor defends a writer against critics who say his work is bad just because he copies a style to promote different political views, noting that the critics haven't actually addressed the quality of the writing.

Conclusion: The critics' claim that Sauk's work lacks aesthetic merit should be dismissed.

Reasoning: The critics have not proven that Sauk's use of another's motifs for different political goals actually makes his writing less powerful or well-crafted.

Analysis: The professor's method is to identify a logical gap in the critics' argument. While the professor concedes certain facts—that Sauk is an imitator and has different politics—they argue that these facts do not automatically lead to the conclusion that the work lacks 'aesthetic merit.' To identify this method, focus on how the professor distinguishes between the origins or motives of a work and its actual quality. The professor is essentially pointing out that the critics' premises are insufficient to support their conclusion.