Really all the lines in the books are very powerful and can be implemented in practical life and sure you will get result and we can also see some live example of this principle in our day to day life for example we wear our 80% clothes 20% time and 20% of our clothes 80% times, our 80% of organisation give 20% of results. Outsanding book that revels the truth of your life & results expectation from your team and I am sure about it that you will enjoy the whole book and the techniques that will help you in understanding that effort you man and result you get must read this book outstanding!