What are the businessmen silent about

"What businessmen are silent about" - a book about a lot.
First of all, it is about a real business, about an entrepreneur who has built a federal company from scratch, about constant self -development. About hard work. About love for your work. About love for people. The fact that you can never give up.
There are no advertisements of trainings and tips from the cycle "How to achieve success." It just begins that he himself will learn something new every day and is continuously studying.
There are no success recipes. Oleg shares his thoughts and observations.
Assigning reader, armed with a pencil, will make a lot of marks in the fields, because the whole book is permeated with valuable practical information