[ Considering he almost did it once before, Charlie is ready for it, and lets him run his fingers over the mark. ]

It is, in a way, I guess. I mean, the alphabet we have to work with is vast on an insane kind of level. Enough so that no one could hope to learn everything there is to learn in a lifetime, so we pick Specializations- runes that serve a similar sort of function- and devote our studies to those.