Go From Incompetent To Super Effective

The title of this podcast caught my eye: Go From Incompetent To Super Effective, based on Peter Drucker's 1967 book The Effective Executive

https://www.podbean.com/eu/pb-8wjrm-b1b4cf

The heart of advertising is promise, large promise.
Claiming to be 'The Definitive Guide" is quite something, let alone the assertion that he, or anyone,
knows which are the "right" things...