One of the original rags-to-riches stories, in fact. As Lister puts it in an early Red Dwarf (when it didn't have to try so hard to be funny): "Working class kid makes good!"
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.'