Found these on a LiveJournal Icon Community all dedicated mostly to books! I'm thinking when I find handfuls each time that I may want to post them for people looking to have some for as their blogger icon, on a book website, for twitter, or anything their heart desires. Some of these have cute quotes from the books and some just have the characters. The books of icons I found come from, in order on blog: "Fallen", "Internal Devices", "Across the Universe", "Beautiful Creatures", "Divergent", "Harry Potter & the Order of the Phoenix", "Ink Exchange", and "The Hunger Games".
And here are some plain ol' book related icons: