and thus it was by the power of ulmo that even under the darkness of melkor life coursed still through many secret lodes , and the earth did not die ; and to all who were lost in that darkness or wandered far from the light of the valar the ear of ulmo was ever open ; nor has he ever forsaken middle-earth , and whatsoever may since have befallen of ruin or of change he has not ceased to take thought for it , and will not until the end of days .