The author discusses the modern problem of assertiveness. People don't know how to say "No". He explains this matter to a man called Mike.
To find out more, go to https://pdulski.com/en/
See the trailer of Paul's book "The inner fight": https://www.youtube.com/watch?v=0HoOwAzw_nY&t=1s
You can buy his book here: https://pdulski.com/en/e-book/