So Robert Provine, who has done a lot of work on this, has pointed out that you are 30 times  more likely to laugh if you are with somebody else than if you're on your own, and where you find most laughter is in social interactions like conversation.
Robert Provine, čovjek koji je to intenzivno proučavao, ukazao je na to da smo  30 puta skloniji smijati se ukoliko smo s nekim, u usporedbi sa situacijama kada smo sami. Na smijeh najčešće nailazimo u društvenim interakcijama  poput razgovora.