This book was originally written by Jim Kwik, who you all might know about. But since I am into summarizing and creating workbooks. I summarized this book as well, and I am happy since it received very positive feedback on Amazon. You can check it out here : https://www.amazon.com/Summary-Limitless-Upgrade-Anything-Exceptional-ebook/dp/B08BYYZ4R7/ref=sr_1_1?dchild=1&keywords=limitless+summary&qid=1604058903&s=digital-text&sr=1-1
All rights reserved to the publishers : Intensive Life Publishing