John Lennon and Paul McCartney were each other’s favorite audience. That was plainly clear as the besotted Beatles bantered, bickered and obsessed over the 23 years they were friends and rivals.

The Third Epistle of John (3 John) is the shortest book in the New Testament, with a word count of 219 words in the original Greek, though it has more verses than 2 John. It is also the only New ...