Got a PDF Kindle cversion of Change Your World - I guess a hardcopy would be better. Michael Ungar is a top-level prefessional
The concepts explained in Change Your World PDF book are not the simplest ones. But however, Michael Ungar is a higly-skilled in making such kind of material easy to understand and implement in practice.
I am surprised! Thank you Michael Ungar for this outstanding book - Change Your World is surely among the best