He had spent eighteen months in Newgate and talked with thieves, pirates, highwaymen, and coiners before he wrote the history of Moll Flanders. But to have facts thrust upon you by dint of living and accident is one thing; to swallow them voraciously and retain the imprint of them indelibly, is another. It is not merely that Defoe knew the stress of poverty and had talked with the victims of it, but that the unsheltered life, exposed to circumstances and forced to shift for itself, appealed to him imaginatively as the right matter for his art. In the first pages of each of his great novels he reduces his hero or heroine to such a state of unfriended misery that their existence must be a continued struggle, and their survival at all the result of luck and their own exertions. Moll Flanders was born in Newgate of a criminal mother; Captain Singleton was stolen as a child and sold to the gipsies; Colonel Jack, though "born a gentleman, was put 'prentice to a pickpocket"; Roxana starts under better auspices, but, having married at fifteen, she sees her husband go bankrupt and is left with five children in "a condition the most deplorable that words can express".