english: So, for example, I was giving this talk recently in New York City, and I said, "You know when you're on the subway and the other person across the subway car smiles at you, and you just instinctively smile back?"
non_english: Na primer, držao sam jedno predavanje u Njujorku nedavno, i rekao sam, "Znate ono, kada ste u metrou i osoba na drugom kraju vagona vam se nasmeši a vi joj instinktivno uzvratite osmeh."