The need for metaphysics …

… The Paradox We Face When We Use Science To Explain Science. (Hat tip, Dave Lull.)

Reality gives science a goal and a purpose. Taking part in the practice of science without any idea of a truth that sometimes lies beyond our grasp is like playing soccer without having any goal to aim at. The game will become pointless, and so will science. Science has to be in the business of discovery. Just because reality includes human beings, it is not centered on them any more than the earth is the center of the universe. It often transcends both actual and possible human knowledge.