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 ' 사랑 ' 이겠죠.