You're referring to the popular book "Rich Dad Poor Dad" by Robert Kiyosaki, which has been translated into many languages, including Czech as "Bohatý otec chudý otec".

Here's a deeper dive into the book's concepts and principles:

"Rich Dad Poor Dad" is a thought-provoking book that challenges conventional wisdom about money and wealth. The book is written in a narrative style, where Robert Kiyosaki shares his childhood experiences and lessons learned from his two fathers: his biological father, the "poor dad," who was a well-educated but financially struggling government worker, and his best friend's father, the "rich dad," who was a successful businessman and investor.