When they have nothing, they wish for everything and if they have everything, they are still not satisfied. What we mean by this statement is that at every point in our life, we lack something and that something needs to be added every now and then. But how do you achieve it? Definitely not by doing what you otherwise do: eat, sleep, work, and repeat! There is a need for self-development in each one of us, however big or small achievements we may have had in our lives.To know more visit : http://worldpreneur.com/self-development/