I have thus described you the Sankhya Philosophy. Listen now to me as I tell you what is Vidya (Knowledge) and what is Avidya (Nescience), one after the other.
वसिष्ठ उवाच सांख्यदर्शनमेतावदुक्तं ते नृपसत्तम। विद्याविद्ये त्विदानी मे त्वं निबोधानुपूर्वशः॥