"Ether exists in everything. It's literally a part of us, so really, taking that into consideration, putting effort into when you make use of it, depending on the use, is only natural."

The levels of Ether at one's disposal varies, but use of it was perhaps adjacent to exercising ones muscles, just more figurative ones.

"Ice? And curses...hah. You've got weird interests." He's not one to sugarcoat things, clearly. If he thinks you're weird, he'll straight up say it, it seems.

"Supernatural martial arts sounds vague. Do you mean like...enhancing your hand-to-hand attacks with Ether or something?"