Some of my favorite works of literature:

George Orwell's 1984

Joseph Heller's Catch-22

Philip Pullman's His Dark Materials trilogy

I've always loved epics:

Homer's Iliad

Homer's Odyssey

Vergil's Aeneid

Ovid's Metamorphoses

Dante's Inferno

Milton's Paradise Lost

Wordsworth's The Prelude

Joyce's Ulysses