Ube,
I haven't played that variant. Try it.

The fastest way to level is to do quests. For a discussion of "power leveling" see this thread:
http://www.lurkerlounge.com/forums/index.php?showtopic=5058&hl=power++leveling

The question is not, Can they reason? nor, Can they talk? but, Can they suffer?
~Jeremy Bentham