The quote captures the essence of joy and inner harmony. "Laughter is the sound" describes the auditory expression of an emotion.
"Of soul dancing" implies that laughter is a reflection of the soul's happiness and vitality, likening it to a joyful dance.
In essence, the quote celebrates the profound connection between laughter and the soul. It conveys the idea that genuine laughter emanates from a content and vibrant inner self. It's a reminder of the innate connection between our emotional well-being and the expression of our true selves, highlighting the beauty of a joyful heart.