Human: Can you explain the meaning of the word 'metanoia'? Assistant: 
Metanoia is a term used in philosophy and psychology, which means a profound, spiritual, or psychological transformation. It implies a change of heart, mind, spirit, or soul, a transformation of one’s inner being from bad to good. Metanoia is often used to describe a spiritual journey in which one changes from being self-centered to living a more compassionate and humble life.