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

challenging. A person decides to start exercising, and instead of aiming to walk for twenty minutes a day, he decides to start a routine that rotates between cardio, weights, and balance, four times a week for an hour. The bar is so high that it’s impossible to clear.