Here are the links to the books Colton and Ian stress at the start of the episode- 

Don’t Waste Your Life- John Piper https://www.amazon.com/Dont-Waste-Your-Life-Redesign/dp/1433555506/ref=sr_1_1?s=books&ie=UTF8&qid=1534256851&sr=1-1&keywords=dont+waste+your+life

 

Discipline Equals Freedom- Jocko Willink https://www.amazon.com/Discipline-Equals-Freedom-Field-Manual/dp/1250156947/ref=sr_1_1?s=books&ie=UTF8&qid=1534256891&sr=1-1&keywords=discipline+equals+freedom+field+manual

 

Own the Moment- Carl Lantz https://www.amazon.com/Own-Moment-Carl-Lentz/dp/1501177001/ref=sr_1_1?s=books&ie=UTF8&qid=1534256970&sr=1-1&keywords=own+the+moment+carl+lentz