The molecule is defined as a group of atoms (at least two) are linked to each other by very strong (covalent) in a specific arrangement and electrically neutral, and is quite stable. The molecule that can effect human to human called love. in every country you may called this with diffrent word but GOD created human life effect one to another we called this molecule love. Mother send the message to their children with love, some couple send they chemical molecule such us attention, overprotective, take care each other, even sacrifice base on this molecule. this molecule has great effect to life in the future. Just cannot imagine that we can life without love.