Nick Epley, a behavioral science professor at the University of Chicago, discusses the surprising joy found in interacting with strangers. He debunks myths around solitude, illustrating how brief conversations can enhance happiness for everyone. Epley reveals societal fears that dampen our willingness to connect, especially in public spaces. He critiques technology's impact on human interaction, emphasizing that conveniences like ATMs can lead to isolation. Ultimately, he advocates for the power of small interactions to boost our well-being.