The Power of Discipline: How to Use Self Control and Mental Toughness to Achieve Your Goals - Daniel Walter

Advanced Cue Ball Control Self-Testing Program: Break-Through Reality Checks for Dedicated Players, Paperback/Allan P. Sand

The Science of Self-Discipline: The Willpower, Mental Toughness, and Self-Control to Resist Temptation and Achieve Your Goals, Paperback/Peter Hollins

Empath: A Self-Discovery Journey for Highly Sensitive People to Gain Control over Emotions, overcome Negative Mindsets and dev, Paperback/David Larson

Anger Management: A Comprehensive and Practical Guide on How to Master Your Emotions, Take Control of Your Anger and Develop Self-Discip/Travis Holiday

The Science of Self-Discipline: The Willpower, Mental Toughness, and Self-Control to Resist Temptation and Achieve Your Goals, Hardcover/Peter Hollins