Ancient cultures around the world saw the sea as a dangerous place, filled with beings who preyed upon people – especially men. The legatus of Gaul once wrote to Emperor Augustus claiming that he found a considerable number of nereids dead upon the sea-shore. Although most retelling of the Odyssey depict the sirens as little more than dangerous women leading men to their deaths, there have also been some studies that provide more depth.
As fire is considered to be an agent of purity and as a symbol of righteousness and truth, a sacred fire is often a place for the offering of sacrifices and prayers. Therefore, those entrusted with tending this flame often held a sacred, important and very demanding role in the culture.
He is the last of the distinguished family line of guardians of the Holy Grail. But he was wounded. He was not only unable to fulfill his duties, he was also unable to father a next generation to carry on after his death. His impotence affected the fertility of his land, reducing it to a barren wasteland. All he could do was fish in the river near his castle and wait for the elusive “chosen one” who could heal him.