The document discusses differences between written and spoken language. Written language is visual, permanent, impersonal, and can be accessed at any time, while spoken language is aural, temporary, personal, and restricted to the time of communication. It also notes that some forms of communication, like texting, have elements of both written and spoken language. It asks the reader to consider where forms of communication like the Bible, classroom discussions, internet chat rooms, and tweets fall on the continuum between written and spoken language.