Aristotle The First Logician
Teacher of Alexander the Great
Categories of Reason Starting point of reason. Subject and predicates. Each object has 9 categories or (predicates that can be applied to it) these predicates distiguish one object from another.
9 Categories Quantity ( e.g. 6 feet tall) Quaility (e.g. Articulate) Relation (e.g. Father to Son) Place (e.g. at the college) Date/Time (last week, Feb. 1st) Posture (standing) Possession (gold, clothes, shoes, bag) Action (teaching) Passivity (learning)
Syllogism
Metaphysics Aristotle considered Metaphysics to be “first philosophy”. Dealt with basic questions of reality and existence.
Primary Substance
Matter and Form
Process of Change The Four Causes: Formal cause Material cause Efficient cause Final cause
Formal cause
Material cause
Efficient cause
Final cause