All these eight they call by the name of Nature. The changes of these eight are sixteen in number. They are the five gross essences of ether, light, earth, water and wind, and the ten senses of action and of knowledge including the mind.
एताः प्रकृतयश्चाष्टौ विकारावापि षोडश। पञ्च चैव विशेषा वै तथा पञ्चेन्द्रियाणि च॥