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

Haruki Murakami, an avid long-distance runner, wrote about this process: “[Running an ultra-marathon] should add a few new elements to your inventory in understanding who you are. And as a result, your view of your life, its colors and shape, should be transformed. More or less, for better or for worse, this happened to me, and I was transformed.”