Charts, graphs etc are interfaces to data. Boil those down to a language we are more used to using, for example, English, and it becomes easier to interpret the

Charts, graphs etc are interfaces to data. Boil those down to a language we are more used to using, for example, English, and it becomes easier to interpret the data. If the best interface is no interface, then here "language", a very common and familiar interface, approximates "the best interface".