After more than four decades of participation in the majority of parts of direction, by identifying, qualifying, training, consulting and developing leaders, to functioning, like a leader, for several associations (small and large), I’ve often been asked, what I consider, to be, even the most significant consideration of rule, of contributing efficiently. I’ve detected, and learned, while it’s likely to teach somebody, and furnish them with the necessary and essential abilities, to move, wisely, one must begin the procedure, with a specific sort of mindset, and attitude. In case this had to be summed – up, simply, and essentially, it would be, an individual must be guided by the core principle, to do, what’s perfect! With that in mind, this guide will try and briefly examine, consider, and discuss, together with the mnemonic approach, why understanding human nature. And/ or what makes us, that which we do, is crucial and important. Righteous; important; reactive; responsible; effects: It’s crucial that you proceed, in a righteous manner, without being self – righteous! Just how would you know what’s relevant, until/ unless he pays keen attention, to the strengths and flaws, and also the positives, as well as negatives? Leading needs to concentrate on being attentive to needs, goals, priorities, and the assignment of this bunch! A leader is accountable for effective leadership planning, and seeking strategic and action plans, with sustainability, and achieving ramifications, as core components.