No. Changing your identity is much more powerful and sort of operates in a background process whereas willpower is more of a conscious foreground one and very difficult to sustain long term.
Read the book. It goes into some detail.
I’ve worked with thousands of people personally over the years to help them with supposedly difficult to treat addictions for instance. Willpower is fine to start, but completely fails in the long term. Identity change is the only thing I’ve found that works long term.
Run a few test theories and see what resonates. Are you the kind of person who goes to the gym every day? Are you the kind of person who works on their hobbies at night? Are you the kind of person who binges Netflix between dinner and bed? Are you the person who cooks dinner from scratch, or orders takeout at every chance? etc. I think of them a bit like stereotypes but applied to myself, and see if I think I fit.
It’s not supposed to be descriptive in this case, unless it’s a reflection or self-assessment. For goals, it’s supposed to be aspirational, like a vision you cultivate for yourself. You can meditate on that self-image, or identify other people with that trait and associate yourself with them, etc. The idea is that you will violate your sense of self by acting against how you expect yourself to be.
Read the book. It goes into some detail.
I’ve worked with thousands of people personally over the years to help them with supposedly difficult to treat addictions for instance. Willpower is fine to start, but completely fails in the long term. Identity change is the only thing I’ve found that works long term.