“Repetition, then, should be thought of not as some kind of magical primer for habits, but rather as a way to induce speedy mental action. The second time you do something takes less time and mental effort than the first. The third takes less than the second. And so on. This creates a favorable mental condition for a habit to come in and take over. By the tenth time (or the sixty-sixth), you’re barely thinking about it at all, and presto: a habit has been created.” HabitsHabit FormationRepitition Book:Good Habits, Bad Habits: The Science of Making Positive Changes That Stick Source: Good Habits, Bad Habits: The Science of Making Positive Changes That Stick