Productivity is the key to success. The more productive you are, the more success you will experience. You can read hundreds of different tips claiming to give you the answer to living the life of your dreams, but in reality, it all boils down to productivity. No matter what advice you take, if it doesn’t maximize productivity, it is useless.
What you should also understand is that every person has a limit to how much he or she can output on any given day, and it will also vary from day to day. Human beings aren’t constant. We aren’t machines and even machines will break down without the proper maintenance — maintenance, which takes time.