Rachael Morlock 
Hard Work and Determination: Developing Self-Discipline [PDF ebook] 

Self-discipline is the key to achievement. Whether you’re learning an instrument, training as an athlete, advancing academically, or pursuing a healthy lifestyle, self-discipline is essential. This book introduces young readers to self-discipline as a way of cultivating wellness and success at any age. Primary sources highlight athletes and artists who have harnessed their motivation and excelled through self-discipline. Engaging photographs and text present readers with effective tools for building and exercising self-discipline in daily life in order to reach their goals.