Answer: That human knowledge begins with what we are able to sense and the study of natural things and he noted that all things are constantly changing and are never the same from one moment to another.
Explanation: St. Thomas Aquinas believed after being the disciple of Aristotle stated that our first experience of reality, the way all men experience it in an ordinary way, provides us with an understanding on the changes in things, as change is the characteristic of natural things.
