We've got to confess – we were horribly tempted to say that Angelou's calling card was "Hallmark." But that would just be too easy.
Instead, let's focus on another one of her pet projects: exploring the cracks in American (or hey, maybe even worldwide) society. Remember that Peanuts comic strip where Lucy becomes a psychiatrist and offers advice for 5 cents? That's pretty much what Angelou's speaker is all about.