Every teenager, let alone every college student, was familiar with “War is peace. Freedom is slavery. Ignorance is strength” and “Freedom is the freedom to say that two plus two makes four. If that is granted, all else follows” (from “1984”) and “All animals are equal, but some animals are more equal than others” and “Four legs good, two legs bad (from “Animal Farm”).
As a pro-lifer who reads a great deal of what passes for argument in pro-abortion circles, the extended Orwell quote that means the most to me comes from “Facing Unpleasant Facts: Narrative Essays.”