How important is inspiration for a businessman? And what about knowledge?

A person must constantly develop to keep all the trump cards of business in his hands. At all times, successful business people have argued that knowledge gained on time can serve as a guide to certain turning points in life! Nowadays our entrepreneurs certainly develop themselves not to stop, and go further. One of the motivational books is "The Principle. Life and work ”by Ray Dalio, which helps to build relationships with employees and all other people.