My friend was a philosophy major and studied metaphysics, which really interests me. He said I can pick his brain, so I was wondering if there are specifics I could ask to help me understand metaphysics a little better?

Throughout the world, Brain, mind, soul and consciousness are used interchangeably during conversations. Brain is the most vital physical organ in the body and is like a master computer. Mind is subtle body that operates through brain and five sense organs. Thoughts, emotions, ego, memory, sensations, reasoning, logic, desires operates through mind. Soul is human [...]