Certainly, the health of the body and mind are important. We can eat right, exercise, study and learn in order to strengthen these levels, and yet neglect the most essential part of ourselves: the spirit - who we are at the core of our identity.
By Patrick J. Lynch, medical illustrator (Patrick J. Lynch, medical illustrator) [CC BY 2.5 (http://creativecommons.org/licenses/by/2.5)], via Wikimedia Commons