Your classmate made some insightful points about the importance of citing sources and the nuances of plagiarism. You might respond with something like this:
"Great analysis of Chapters 51 and 54! I completely agree that acknowledging the hard work of others is essential, and it’s fascinating how even well-known quotes can blur the lines of citation. Your perspective on human error in citations is refreshing. Mistakes happen, and it’s important to approach them with understanding rather than harsh judgment. That being said, I think it’s also a good practice to develop a habit of meticulous citation to minimize those errors. What do you think are some useful strategies we can implement to make sure we’re accurately citing our sources?"
This engages with their ideas while encouraging a more in-depth discussion about effective citation practices.