There Are Two Errors in the the Title of This Book, Revised and Expanded (Again): A Sourcebook of Philosophical Puzzles, Problems, and Paradoxes;

As this book richly and entertainingly demonstrates, philosophy is as much the search for the right questions as it is the search for the right answers. Robert M. Martin’s popular collection of philosophical puzzles, paradoxes, jokes, and anecdotes is updated and expanded in this third edition, with dozens of new entries.