" Small wins do not combine in a neat, linear, serial form, with each step being a demonstrable step closer to some predetermined goal,” wrote Karl Weick, a prominent organizational psychologist. “More common is the circumstance where small wins are scattered … like miniature experiments that test implicit theories about resistance and opportunity and uncover both resources and barriers that were invisible before the situation was stirred up. "

― Charles Duhigg , The Power of Habit: Why We Do What We Do in Life and Business