It's hard to say. There's no rule book for it. A Light Caster can use a Cast to destroy, and a Dark Caster can use one to create. It's just that Dark Casters intend to destroy a lot more. It's in their nature.

[There's a slight edge of sadness to her voice as she says it.]

I don't prefer one over the other. Growing up, I always wanted to turn out Light, but then a bunch of stuff happened and now I know there's Dark in me too.