and the conquest of the ogres comes at the right moment : not in earliest youth , though the nicors are referred to in beowulf 's geogoofeore as a presage of the kind of hero we have to deal with ; and not during the later period of recognized ability and prowess ; { 32 } but in that first moment , which often comes in great lives , when men look up in surprise and see that a hero has unawares leaped forth .