[...Yes a little weird, but also fair if he's learning.

And Eustace will have to think about this. ...Hmmm...]

...In some ways. If I'm in a calm state of mind, I can control them as if I were casting a spell, though to be clear I was never a spellcaster back in my world. But the emotions tied to them...

[A small breath. He supposes he should just say it, huh.]

Lightning will appear whenever I'm angry, ice, when I'm feeling negative. So channeling any of those feelings would make the strength and effect stronger even if controlled. For the fire just now, I concentrated on warm emotions.

[....Bit vague, but should get some idea across.]