Destiny.
Remorsless, unrelenting, surprising, truthless, inevitable, blind, unmoved, severe, deafe, inflexible, inexorable, cruell, unbribed, imperious, commanding, unchanged, triumphant, misterious, adamantine, fixed, unconquered, compelling, irresistable, eternal, fatal, uncontrouled, impartial, tyranizing, over-ruling, exacting, importuning, arresting, blind, unavoided, inevitable.