My advice to writers who threaten to quit, “if I don’t sell this one” is: If you CAN quit, do.
Review the book that you have just read, not the one that you wish the author had written.
I have two things to say about getting published: One, it is almost impossible. And, two, it is the easiest thing in the world.
There is a whole wonderful world of stories out there waiting for you based on your experience, areas of expertise, and willingness to research.
Guidelines to follow when dealing with book reviewers
This is not a post about the magic of the singing group En Vogue.