Professionals who help people make changes in their lives suggest that the anatomy of change is determined not by one’s surroundings, but one’s mindset.

Beginning with small goals or steps usually leads to a bigger payoff later, they say. And trying to make a change is easier with support from a cheery group of friends, family, or co-workers

Link source:
http://www.boston.com/lifestyle/articles/2009/01/01/why_is_change_so_hard/?page=full