Over the past few years, many people have been pushing to make reading social: Book-club listings on Eventbrite have grown by 24 percent, celebrities including Dua Lipa and Reese Witherspoon have invited fans to join their own circles, and book-themed social gatherings have popped up across the United States. But to properly commune over literature, you need the right book—something that excites you and makes you think. The ideal choice is fun to discuss with both friends and strangers. If you’re looking for a pick that will encourage deep contemplation with a pal, a date, or fellow guests at a dinner party, the following books will give you ample opportunities to talk.