What is a soul?

Dad where is your soul? Is it important, what's its role? I keep reading of heart and soul What part of me does it control? Sweetheart it's hard to explain It's not physical not like your brain It is like a locker you have to maintain Things about you, it would contain Dad this locker, are you sure it's real? Is it like sadness something you feel? In my book, it said a soul could heal I'm so confused, help me, I appeal Sweetheart it's not easy to see. Let's say your locker has a key The key you share with God and he, Can see goodness, your life decree Dad my soul is it a religious thing Everyone has one from here to Beijing Muslim, Christian, pauper or king It seems more than religion can bring Sweetheart your "soul locker" is divine For all those who believe we can shine To see what we are, our emotional spine Your God has the key to your inner shrine Dad, now I see my souls true intent My legacy, morals what I represent I can let in religion, with my consent My soul is the true me, that I present