"Any use of magical or spiritual power is inherently dangerous. It can rebound and harm you if you allow yourself to be distracted at a critical moment. Being able to sense what you're doing and being able to keep control of what you're doing even under stress are both very important, and a calm mind is an important step in acheiving that." Subaru smiled gently again, not wanting to discourage Hinasaki-san completely. "Which is not to say that you can't get upset or frightened or react to the things around you. But there needs to be a small part of you that remains focused on what you're doing, always."