Following four decades of participation in nearly all aspects of leadership, by identifying, qualifying, training, consulting and developing leaders, to functioning, being a pioneer, for all associations (small and large), I’ve frequently been asked, what I consider, to be, even the most important factor of principle, of contributing effortlessly. I’ve detected, and learned, whether it’s likely to train someone, and furnish them with the needed and necessary abilities, to move, wisely, an individual has to start the method, using a specific type of mindset, and also attitude. In case that must be summed – up, only, and of course, it would be, one must be guided by the heart principle, to do, what’s RIGHT! With that in mind, this article will try and briefly examine, consider, and talk, using the mnemonic approach, why understanding human character. And/ or what causes us, what we do, is crucial and important. Righteous; relevant; reactive; responsible; effects: It is vital that you move, at a righteous fashion, without having to be self – righteous! Just how could one understand what’s relevant, until/ unless he pays keen attention, to the advantages and weaknesses, and also the advantages, as well as drawbacks? Leading needs to focus on being attentive to demands, goals, priorities, and the assignment of this bunch! A leader is responsible for effective leadership preparation, and seeking tactical and action plans, together with sustainability, and achieving consequences, as center components.