Answer:
I cannot be felt, seen or touched. Yet I can be found in everybody. My existence is always in debate. Yet I have my own style of music.
What has thirteen hearts But no body or soul?
What makes a loud noise when changing its jacket, becomes larger but weighs less?
What common verb becomes its own past tense by rearranging its letters?
I'm the source of all emotion, but I'm caged in a white prison.
What is so fragile that saying its name breaks it?