Better Than Before: What I Learned About Making and Breaking Habits--to Sleep More, Quit Sugar, Procrastinate Less, and Generally Build a Happier Life

by Gretchen Rubin

keeping close track of our actions means we do better in categories such as eating, drinking, exercising, working, TV and Internet use, spending—and just about anything else. Self-measurement brings self-awareness, and self-awareness strengthens our self-control.