Question: Does being rational mean having faith in reason? I'm a high school student in a religious school. Many of my classmates claim that my belief in a knowable reality, science, and reason is merely a form of faith. So how can a person validate his own reason and senses? How can a person know that they are reliable means of knowing reality – unless he uses them and thereby engages in circular reasoning? My classmates claim that God is the only way out of this puzzle: God checks our reasoning by verifying and opposing our various conclusions. How can I respond to their arguments effectively?
Question: What does it mean to say that "man is a rational animal"? The fact that man is a rational animal distinguishes him from all other living entities and makes the whole of philosophy possible and necessary. But, taking a step back, what does it mean to say that man is a (or the) rational animal? What is rationality, not as a virtue, but as the essential characteristic of man?