The wise have said that Nature is always made up of pairs of opposites. Soul is, on the other hand, destitute of pairs of opposites, devoid of parts, eternal, and free, about its essence, from qualities.
समं संज्ञानुगश्चैव स सर्वत्र व्यवस्थितः। उपभुङ्क्ते सदा सत्त्वमप: पुष्करपर्णवत्॥