Throughout its vast content, the work, Psihologia consonantistă" (Consonantist psychology), uses nine universal laws i.e. those of equivalence, equilibrium, compensation, reaction, oscillation, reversibility, inertia, consonance, transformation, all based upon the resonance phenomenon. He was the first attempting to apply the feedback law (law of reversibility) in nature and society, in as many scientific fields as possible: philosophy, biology, psychology, sociology, political economics, mathematics and even medicine (psychoneurology, psychophysiology, psychopathology, interpsychology),...