<p>Philosophers have always enjoyed asking awkward and provocative questions, such as:<br><br>What is the nature of reality?<br><br>What are human beings really like?<br><br>What is special about the human mind and consciousness?<br><br>Are we free to choose who we are and what we do?<br><br>Can we prove that God exists?<br><br>Can we be certain about anything at all?<br><br>What is truth?<br><br>Does language provide us with a true picture of th...