"And he protects your piece of mind," she repeated softly, Rinoa's earlier words. "They say the mind can only understand so much. Maybe that's true of power it can hold as well?"

Though Fandom made that difficult to say for certain.

"I can understand getting washed away by your own power, though." Ino was in no danger of that but she didn't have to be a genius to guess how quickly she'd go mad if she had no shields between her mind and the rest of the world. She was lucky, being in the 'off' position, unlike Emma. "It's... you can tame it? But it doesn't have to stay tamed and it might get free one day."