This document outlines Pareto's Principle that 80% of outputs come from 20% of inputs. It then discusses how this applies to companies, where 80% of productivity comes from 20% of employees. The difference between the high achieving 20% and other 80% is consistency - the 20% do what needs to be done, when it needs to be done, consistently. The document then provides examples from the Navy SEALS, Einstein, and the Marshmallow Test to illustrate how developing consistency can lead to long term success rather than just instant gratification. It outlines Jerry Seinfeld's use of a daily writing consistency chain to become very successful. The author then shares his own experience using the consistency chain to work out daily,