What happens when you get what you want?

I'm in the middle of a great read on finding oneself post success, and thought it would be resonate with this community. It's an insightful antidote to the usual unhappy rich guy posts I often see here, and presents a new way forward vs jumping back into the Grand Narrative of Success (something I also see many default to here).

Curious what others think having read it?

What Happens When You Get What You Want?: Success and the Challenge of Choice

https://www.amazon.com/What-Happens-When-You-Want/dp/0990021939