A tad over-simplified, but the basic message is spot-on.
Unfortunately, despite his enthusiasm, this approach will not provide a full answer for all people who are wanting to improve their weight health. There are some people who could follow these recommendations and still find that they have a level of hunger that prompts a food intake amount that does not allow for achieving their weight goals.
Many of the basic concepts he reviews, though, are important parts of the individualized journey of self-exploration that is crucial to long-term success.
If chronically feeling hungry didn’t matter, then, yes, it wouldn’t matter what calories you ate less of – if you ate less enough, you would lose weight. Going chronically hungry is not a tolerable or enjoyable way to live one’s life, so telling someone to eat less, without a strategy that avoids extra hunger, … misses … the … point … entirely.