It's a noun when you see love as a literture
 문학적 지식으로 보면 단어이고

It's a bashfulness when you see love as a feeling
느낌으로 표현하면 설레임이고

It's the one hard knowledge

when you think love in your mind.
머리로 생각하면 복잡한것.

That's probably the true love.
그것이 사랑이겠죠.