After more than four decades of participation in the majority of parts of direction,identifying, qualifying, training, consulting and developing leaders, to functioning, being a pioneer, for all associations (large and small), I have frequently been asked, what I believe, to be, the most significant consideration of rule, of contributing effectively. I have detected, and heard, while it is likely to teach someone, and supply them, with the necessary and essential skills, to move, wisely, one must begin the procedure, using a specific kind of mindset, and also attitude. If this had to be summed – up, only, and essentially, it’d be, an individual must be guidedthe core principle, todo, what’s suitable! With that in mind, this article will try and briefly examine, consider, and discuss, together with the mnemonic strategy, why understanding human character. And/ or what makes us do, what we do, is essential and relevant. It is vital to move in a righteous fashion, without having to be self – righteous! How could one know what’s relevant, until/ unless he pays keen attention, to the advantages and flaws, and the positives, in addition to drawbacks? Leading must concentrate on being responsive to needs, goals, priorities, and also the assignment of the group! A leader is responsible for effective leadership preparation, and hunting strategic and action plans, together with sustainability, and achieving ramifications, as center components.