How to use it most efficiently. [Said dryly, because yeah he knows he asked for the thing, which would tend to make one assume he knows what he's doing.] I never actually used this one, myself. It draws on your energy, so it's a delicate balance in here.
If I can get the energy levels figured out, I might actually be of some use around here.
[He might also be trying very hard not to think about certain things. But he's loath to bring those up because he doesn't want to have someone else tell him what an ass he is.]