The arguments here signify the content of the essay - if it contained only joke and anecdote, it would be impossible to dispute. To add my own dispute, content

The arguments here signify the content of the essay - if it contained only joke and anecdote, it would be impossible to dispute. To add my own dispute, content-free writing is possible. Consider some self-help books; and Ed Catmull described most business books as "content-free" (in his Stanford Business School talk). Most public speaking is entertainment - like TV news.