Ancient
Aristotle: 'All Human Beings by Nature Desire to Know' — The Master of Those Who Know Who Classified and Systematised the World
Aristotle critically inherited Plato's theory of Forms and single-handedly constructed a comprehensive system spanning metaphysics, logic, ethics, natural philosophy, and politics. Through the four causes and the framework of potentiality and actuality he explained being and change, and with the doctrine of the mean and eudaimonia he laid the foundations of Western ethics.