전적으로 이해합니다. 어렸을 때는 아무것도 보거나 듣고 싶지 않았어요. 그래서 밤에 잠을 자려면 빛과 소리가 필요했죠.

Which I totally understand. When he was younger he didnt want to see or hear anything. Thats why he needed the light AND the sound at night to sleep.