4.0

It was not easy to get familiar with this book. At the end, as the author says, is not even a book. Is more like a recollection of thoughts, phrases, ideas and most , rituals that successful people do every single day.
Yet, once I started to advance, the book caught me. Tools of titans has this tiny sparks that can turn into wildfires. To me, a few music recommendations, a few book, and a few ideas open so many doors. I´m sure I'll come back to this book to have some inspiration