I think you need to add more context for people to accurately answer your question. However, if you want to figure it out yourself, Go back and look at Angelo Pellegrini's quote. Think about why it helps you understand the original passage better, and write about that.
Explanation:
Please add the section of the passage the text is referring to, as well as the quotation from Angelo Pellegrini. Additionally, please provide a brief description of what the text you are reading is about. I hope this helps.