In order to be a successful project manager, you must understand these three terms: Logos, Ethos, and Pathos. These are important components of Project Management. Logos is the appeal based on logic or reason. Ethos is the appeal based on ethics and credibility. Pathos is the appeal based on emotion, beliefs, and values. 1.Why do you believe Logos, Ethos, and Pathos should be balanced to be a successful project manager? 2.If these three components are not balanced, what happens to the project manager?.