"
This thinker used the analogy of removing the rotten apples from a basket of good ones to advocate removing all preconceived notions and only adopting the good ones. He added his theory of innate ideas and doctrines regarding clearness and distinctness to his reformulation of St. Anselm's ontological argument, the first major one since Aquinas's critiques. He advocated a method of eliminating each belief he did not believe absolutely to arrive at fundamental truths, a technique known as his (*) "method of doubt." This thinker authored a thought experiment about a deceiving daemon which is the source of all sense-data. He greatly popularized the belief that mental phenomena are not physical, and that form of mind-body dualism is often named for him. For 10 points, name this French philosopher of Discourse on the Method who claimed "I think, therefore I am."
This thinker used the analogy of removing the rotten apples from a basket of good ones to advocate removing all preconceived notions and only adopting the good ones.
Rene Descartes