Invest Your Heartbeats Wisely: Practical, Philosophical, and Principled Leadership Concepts for Business and LifeEbookInvest Your Heartbeats Wisely: Practical, Philosophical, and Principled Leadership Concepts for Business and LifebyTheo EtzelRating: 4 out of 5 stars4/5Save Invest Your Heartbeats Wisely: Practical, Philosophical, and Principled Leadership Concepts for Business and Life for later