How do we get knowledge-a priori or a posteriori?
A posteriori: epistemology: refers to the data of the mind which owe their origin to the outside world of human experience. Such data are acquired by the mind and do not belong to the mind’s native equipment (a priori).” http://www.ditext.com/runes/a.html Just because a definitions says what “a priori” is defined as doesn’t make it real, anymore than the definition of a unicorn makes that animal real. No knowledge is “a priori”: “Nihil est in intellectu quod non prius fuerit in sensu: (Lat.) Nothing is in the intellect which was not first in sense. All the materials, or content, of higher, intellectual cognition are derived from the activity of lower, sense cognition. A principle subscribed to by Aristotle, St. Thomas and Locke [as well as Boethius, Wm. of Occam, Averroes, Avicenna, Rand, et al; ] ; opposed by Plato, St. Augustine and Leibniz (who qualified the proposition by adding: nisi intellectus ipse, i.e. except for