could be even more summarized...,
I like the idea of having an executive summary. It really saves time and guides to pick up the right book.
I think even 21 pages long summary is long and has repetitions.
There are two types of mindsets; fixed and growth.
Fixed mindset lives in present tense, proves its abilities over and over again, favors status quo.
Growth mindset lives in present continuous tense, learns and develops its abilities, favors change and progress.
The rest is more explanations and examples...