The soul is considered to exist as mental entity substance aside from body.
・The spirit is thought that it is pregnant in not only man but also at large living things[ animals or plants], and it is also pregnant in mineral. The spirit may be identified with the heart.
※ The proposal in the general meeting in World Health Organization (WHO) 1999
：Health is in a completely good dynamic state physically, mentally, spiritually, and socially, and is not only sick or not only weak.