“I’m an animal trapped in your hot car,” Thom Yorke croons during this divine meditation on romantic fixation. Aw, how sweet! Radiohead never write conventional love songs — but when they do explore the subject, few do so with such intensity. “All I Need” spends most of its run time at a low simmer, Yorke spitting out similar images (“I am a moth who just wants to share your light”) over Phil Selway’s trip-hop-y drum groove and a booming synth-bass. But the song’s climax, lyrically and musically, crashes in at full volume: “It’s all wrong!” Yorke yelps. “It’s all right!”