"Both. Definitely both. More exciting, I think. I think...given everything I have heard about the situation on this ship, it's inevitable that the presence of another physician will be helpful, so I need to catch up as quickly as possible, so that I may be of use here. Beside that, I just want to know what advances have been made in the fields of medicine, alchemy and astrology."

Yes, astrology. He is definitely behind the times by a bit...