"The notion that slavery was beneficial to slaves was notably expressed by Jefferson Davis himself, in the posthumously published memoir he wrote at Beauvoir. Enslaved Africans sent to America were "enlightened by the rays of Christianity," he wrote, and "increased from a few unprofitable savages to millions of efficient Christian laborers. Their servile instincts rendered them contented with their lot....Never was there a happier dependence of labor and capital upon each other.""