Verse 39

आत्मैव स्फुरति स्फारं जगत्त्वेनाप्यहंतया ।बाह्यत्वेनान्तरत्वेन स च नासन्न सन्विभुः

In plain words

The self alone shines forth in its fullness, both as the world and as 'I', as outwardness and as inwardness; and that all-pervading one is neither unreal nor real.