This is the one conclusion of all the scriptures viz., that this universe exists and does not exist. To the man of knowledge this is both existent and non-existent. To him this all is both the end and the middle.
एषैव निष्ठा सर्वत्र यत् तदस्ति च नास्ति च। एतदन्त च मध्यं च सच्चासच्च विजानतः॥