But countless studies have shown that a cue and a reward, on their own, aren't enough for a new habit to last. Only when your brain starts expecting the reward--craving the endorphins or sense of accomplishment--will it become automatic to lace up your jogging shoes each morning. The cue, in addition to triggering a routine, must also trigger a craving for the reward to come.
Charles DuhiggThe cooperation of NASCAR - or any other system, it turns out - persists only when everyone believes he has the opportunity to win.
Charles DuhiggThe Golden Rule of Habit Change: You can't extinguish a bad habit, you can only change it.
Charles DuhiggChange might not be fast and it isn't always easy. But with time and effort, almost any habit can be reshaped.
Charles DuhiggA movement starts because of the social habits of friendship and the strong ties between close acquaintances. It grows because of the habits of a community, and the weak ties that hold neighborhoods and clans together. And it endures because a movement's leaders give participants new habits that create a fresh sense of identity and a feeling of ownership.
Charles Duhigg