.... Maybe he is just a mirror that reflects the world into a condensed image and I love to see the world through him.

So, sometimes I wonder that I* has a better version of my soul.

Why should I* have a better version of your soul? Maybe at the present, you two occupies very similar soul-scape (a word I coined), and you are seeing who you are from a different angle. Before meeting him, you have lost the way to find yourself. Now he is like a light that shines upon your path and leads you to yourself.