I actually wrote a huge response here, detailing my personal take on this matter and the reasons for it. However nothing sums up what I think of Lucy and his cod-philosophical sputum than Adam Buxton here:
http://www.youtube.com/watch?v=qKtD8_OyzSc
http://www.youtube.com/watch?v=qKtD8_OyzSc
At the age of five, Skagra decided emphatically that God did not exist. This revelation tends to make most people in the universe who have it react in one of two ways - with relief or with despair. Only Skagra responded to it by thinking, 'Wait a second. That means there's a situation vacant.'