Just like Einstein’s theory of general relativity, it is a well-known fact of the universe that there is nothing cuter than a dog. Wet noses, waggy tails, floppy ears, and puppy eyes are best in show in this latest edition of This Book Is Literally Just . . . the perfect anecdote for anyone who’s having a woof-ful day. Remember, the only paw-purse you need in life is to love a dog and have that love returned. And if you can’t have a dog, This Books Is Literally Just Pictures of Cute Dogs That Will Bring You Joy is the next best thing.