Originated from, or you could say we still ARE the same being. People say "I can't split myself in two." or "I can't be in two places at once." Well, what if you could... be in many places at once? Would you also react differently to things?
I think the neat part here is to brainstorm cosmologies. Not that it would actually make it so, but it's always a good exercise to break away from the norm to try a new vision.