We have thoughts all the time in our mind. It seems quite able to representing us.
How about emotion? We have emotions dominating us every moment.
And our physical bodies are quite the obvious image of us. What people can see us is mainly our body. So what are we? It has been mentioned since ancient time that we have soul. The modern technology can take photo of our Energy, Aura, around our body. It looks like we have plenty parts to be made up of. The answer is for you to found out.
And your answer indicates your perception towards yourself. Since we are not only the physical body, to train our energy we can do also in other directions besides physical training like Qigong. It could be mental work or emotional work etc.







