The discussion centers around solving two riddles. The first riddle, "7 A of M," refers to the "Seven Ages of Man," a concept from Shakespeare's play "As You Like It," which highlights the different stages of life. The second riddle, "7 for a SN to BT," relates to a traditional rhyme about magpies, where each number corresponds to a specific meaning or prediction based on the number of magpies seen. The conversation concludes with appreciation for the help in solving the riddles.