answer: #Person1# can't understand why people don't like simple coffee. #Person2# thinks purity is the essence of good coffee.
documents: #Person1#: Look, there's no way we can convince people they need fresh motor oil every morning.
  #Person2#: No, but you can let them know that yours is the cream of the crop-the purest motor oil in the world. Careful, hold it by the java jacket. This coffee drink has half and half-what do you think?
  #Person1#: It tastes funny. Why can't people just stick to plain and simple coffee?
  #Person2#: That's just the point! Purity is the essence of good coffee, right?