nahi dve nīle kadācit saṃvedyete ekaṃ jñānapratibimbakam aparaṃ tadarpakam ityevaṃ tāvan na pratyakṣataḥ siddhiḥ //
For two "blues" are never experienced - one as a reflection in cognition and another as that which casts that reflection - thus there is no establishment [of external objects] through perception.