The success of entrepreneurs and salespeople is to a large extent dependent on their attitude and mental state. A good salesperson who is successful in the long run must be able to relax effectively, to keep themselves sharp and to emit positive energy. All this can be helped by reading books. Czech people have always been among the biggest readers, and even though the popularity of reading has declined a little in the past five years, the average Czech adult reads 12 books a year, which puts them on one of the top levels in Europe. In this article, we will show you how reading not only helps you relax, but how it also helps activate your brain and keeps you mentally sharp.