Between the two of them, Jerry Seinfeld and Steve Martin have nearly a century of experience in the delicate art of telling jokes. In a conversation with Susan Morrison during the 2020 New Yorker Festival, they discussed their long careers, learning how to adjust to new cultural forces, and the process of aging. Plus, Yo-Yo Ma and Emanuel Ax perform a piece of music that they have both been playing for more than forty years: Beethoven’s Cello Sonata No. 3 in A Major. “This is such open, hopeful music,” Ax said. Yet Beethoven signed one manuscript of the music, “amid tears and sorrow.” “I thought this was a good piece for this moment,” Ma told The New Yorker’s music critic Alex Ross. “Because people are suffering, and we do think that music can give comfort.”