Representative Quote of the WHOLE novel - HELP!

[cuevasp]

I must complete these project in which we have to extract 10 quotes from Frankenstein and one of them must capture the essence of the whole book, if someone could tell me one it would be awesome. Thank you!

[apothecary]

Off the top of my head there's a pretty chilling one in the introduction where Mary Shelley talks about a conversation with Dr Erasmus Darwin about galvinism, it goes something like, "I speak not of what the good doctor really did, or said he did, but of what people said of him..."