2 Quotes & Sayings By Xavier Rosseel

Xavier Rosseel is the author of the best-selling book, The Laws of Spiritual Efficiency: How to Gain More Energy and Last Longer without Taking Caffeine and Other Drugs. He is also the creator of the world's most popular online course on self-mastery, eXtreme Success. Xavier is a world-renowned author, speaker and teacher who travels the world speaking to audiences of thousands.