There (everlastingly) exist the five elementary substances of which all the mobile and immobile world is composed. Whatever is perceptible by the senses is called Vyakta (manifest) and whatever is not perceptible by the senses is called Avyakta (not manifest).
तत्र तत्र हि दृश्यन्ते धातवः पाञ्चभौतिकाः। यैरावृतमिदं सर्वं जगत् स्थावरजङ्गमम्॥ इन्द्रियैः सृज्यते यद् यत् तत् तद् व्यक्तमिति स्मृतम्। तदव्यक्तमिति ज्ञेयं लिङ्गचाह्यमतीन्द्रियम्॥