Love seems little spiritual to everyone, I also believed that, but in Reality, love is an Idea in a human mind, what is conceptualize by literature, story, movie, and social structure. Everyone search for
Everyone search for love, as he or she has an Idea of Love, developed in teenage. Two body one soul, heart to heart connection or bla bla just some imaginary concept what only real in imagination not in physical reality. In physical world physical attraction play the main part.
Commitment, promise, sharing, respect, honesty may develop a relationship of Trust ,you may call it literally Love .
Love is an Idea in human mind !