Following four years of involvement in the majority of elements of direction, from identifying, qualifying, training, consulting and developing leaders, to serving, being a pioneer, for all organizations (small and large), I have frequently been asked, what I think, to be, even the most important factor of principle, of contributing efficiently. I have detected, and heard, while it’s possible to teach somebody, and furnish them, with the needed and necessary abilities, to proceed, wisely, one must begin the procedure, having a specific type of mindset, and also attitude. In case that must be summed – up, simply, and essentially, it’d be, one must be guided by the heart principle, to do, what’s proper! Bearing that in mind, this guide will try and briefly examine, consider, and talk, with the mnemonic approach, why understanding human character. And/ or that which makes us do, that which we do, is most crucial and relevant. Righteous; important; responsive; responsible; consequences: It is important to move, at a righteous manner, without having to be self – righteous! Just how could one know what’s relevant, until/ unless he pays keen attention, to the advantages and flaws, and also the advantages, as well as negatives? Leading must focus on being responsive to needs, aims, priorities, and also the mission of the bunch! A leader is accountable for effective leadership planning, and seeking strategic and action plans, together with sustainability, and achieving consequences, as center components.