The Science of Self-Discipline: The Willpower, Mental Toughness, and Self-Control to Resist Temptation and Achieve Your Goals (Live a Disciplined Life Book 1)

by Peter Hollins

This is what will happen if you think about your past triumphs: you will associate those memories with the present, so it feels like you have nothing left to do. You will be able to rationalize undisciplined behavior, which undermines your goals.