I have a dilemma. Writing a book is a lot of work which requires a lot of self-motivation. I’m not sure what the motivation was for writing the two books I’ve written, but it wasn’t money. If someone told me they wanted to make money from writing books, I’d tell them to write fiction or a business book which they could use to make money from speaking or consulting (not non-fiction humor).

Now the dilemma I have is: do I write a third book?

I wrote a lot of words for a third book a few years a...