Think and Grow Richby Napoleon Hill
The Elements of Styleby William Strunk
The Speaking Voiceby Katherine Everts
The Art of Stress-Free Productivityby David Allen
The Science of Getting Richby Wallace D. Wattles
10% Happier Podcastby Dan Harris
Freakonomics Radio Podcastby Stephen J. Dubner
Nature Podcastby Nature Research
Frontline Audiocast - PBS Podcast
The Doctor's Farmacy Podcastby Mark Hyman
Becomingby Michelle Obama
The 7 Habits of Happy Kidsby Sean Covey
The Power of Habitby Charles Duhigg
The Power of Positive Thinkingby Norman Vincent Peale
21 Lessons for the 21st Centuryby Yuval Noah Harari