A great bartender wears more hats than Johnny Depp wears scarves. In a given shift, they can be a mixologist, bouncer, DJ, chef, and reluctant janitor. But throughout time, bartenders have also functioned as dispensers of knowledge, taking on the roles of therapists, professors, philosophers, and prophets. With that in mind, we tapped some of the best bartenders in America to glean from them the best advice that they give to patrons. Take it with a grain of salt. Or a rim, actually.