but however much the chief actors in this tale are 'enspelled ' or blindly carrying forward the mysterious dictates of a curse , there is no question but that the dwarves in the original conception were altogether more ignoble than they afterwards became , more prone to evil to gain their ends , and more exclusively impelled by greed ; that doriath should be laid waste by mercenary orcs under dwarvish paymasters ( p. 230 ) was to become incredible and impossible later .