Choosing wallpaper is an intimidating commitment, especially if you're considering a particularly of-the-moment motif. Will you get sick of it? Will it become too cliché? Is it worth the investment? To quell your fears, we've rounded up a handful of cult-status classics that will never lead you astray. From designs by the 20th century's biggest decorators, to those just-familiar styles that have been haunting the pages of your favorite design mags. Check out our foolproof go-tos!