The Bible or Harry Potter--throwing around quotes is totally legit! But Shakespeare is the best, with gems like "I am not bound to please thee with my answers." from Merchant of Venice, and "Villain, I have done thy mother!" from Titus Andronicus.
Additionally, it has been confirm by Rowling, that being concived under the effects of a love potion is the cause Tom couldn't feel love. The impact of substance abuse in this case can't be ignored.<sounds well worded I don't know I didn't read the books