Rationality implies intellectual cognition and rational appetition. The power of rational appetition is the will , and the exercise of this power is volition or willing. The object of the will is the good . An important feature of rational appetition is that of moral good and moral wrong and the consciousness of personal responsibility . This is based on the conviction of mankind that man has a free will possessing the liberty of self-determination.
Man is an integral organism.
Man is a living being or organism. He is, similar to the plant, a vegetant organism. He is, similar to the animal, a sentient organism. He is also a rational organism. He is, however, not three organisms somehow united into one, but an integral organism , a single unitary substance which possesses vegetative, sensory, and rational functions.