Sanskrit: प्राणापानव्यानोदानसमाना भवत्यसौ प्राणः । वयमेव वृत्तिभेदाद्विकृतिभेदात्सुवर्णसलिलादिवत् 
English:  One and the same Prāṇa (vital force) becomes Prāṇa, Apāna, Vyāna, Udāna and Samāna according to their diversity of functions and modifications, like gold and water, etc. 