Habit removes self-negotiation

All changes require marginal adjustment, and when marginal changes turns into habit, it will get easier to do the habit as you no longer self-negotiate.

References

The Technium: 68 Bits of Unsolicited Advice (opens new window)

The purpose of a habit is to remove that action from self-negotiation. You no longer expend energy deciding whether to do it. You just do it. Good habits can range from telling the truth, to flossing.