The fact that we succeed at all, the fact that we still try is worth something. You will never succeed in this quest. Yes, it is. With the Holy Grail being the reinstitution of the Commonwealth. The Arthurian myth is a really good myth to look at in terms of this show.
Science fiction is modern myth.
That's what science fiction is. So it's natural. I've done quite a lot of research in comparative mythologies, so for me it's probably more intentional. Maybe I flatter myself. I'm sure there are a lot of writers out there who are every bit as aware of what they're doing.