All I know it's what my common sense of discipline in the pursuit of perfection isn't enough to cover all range of the human irrationality.
To every action does not correspond an unique reaction but a deep list leaded by a glance in the wrong direction and a thinking towards inauspicious implications.
So let your instinct guides your analysis using your own experiences to delete impossible solutions and your expertise to choose more reasonable others.
At the end of the process you will have at least three options: that more courageous it's that right!