Not being able to sell is presented here as an advantage, which is not what anybody expects. Jarone argues that a salesperson wants the transaction and then moves on, while this business runs on relationships that outlast a single purchase, so the instincts that make a good closer actively get in the way.
Branding yourself is the other recurring theme, and he keeps it concrete. Put your name and face out consistently until people connect the two with whatever you promote, using video, articles and a site you own rather than one you rent.
He writes about fear of failure directly, about taking charge of what the subconscious repeats to you, and about patience in a field that sells speed.
One post reports being woken at half past two in the morning by an idea and going straight to the computer with it, which tells you the temperature of the writing.
Read the selling post if you have avoided this business because you believe you are no good at persuading people.