\'Do yourself a favour and read this wonderful book\' Scotsman Based on the true story of conjoined Russian twins, Masha and Dasha Krivoshlyapova, The Less You Know the Sounder You Sleep is a tale of survival and self-determination, innocence and lies.. \'Do yourself a favour and read this wonderful book\' Scotsman Based on the true story of conjoined Russian twins, Masha and Dasha Krivoshlyapova, The Less You Know the Sounder You Sleep is a tale of survival and self-determination, innocence and lies.