The process by which authors reveal the personalities of characters
I think it could be because he meant it as an act of respect, and to show that he was royal? just a guess..?
Answer:
I predict that Manjiro and his friends are going to get shipwrecked on an island and some of his friends will die.
Explanation:
Faustus is a Renaissance Man who is not satisfied of what knowledge he has and went beyond the normal learning by selling his soul to the devil in exchange for greater power using magic. Because of wanting to learn magic, he made a pact to the devil for twenty four years. The excerpt of his life story depicts that after all the knowledge and powers he has, it has an end and no one can save him. And his time has come to be taken by the devil.