BG 7.25-27
Nor am I of all discovered, enveloped in My creation-illusion. This deluded world knoweth Me not, the unborn, the imperishable. I know the beings that are past, that are present, that are to come, O Arjuna, but no one knoweth Me. By the delusion of the pairs of opposites, sprung from attraction and repulsion, O Bhârata, all beings walk this universe wholly deluded, O Parantapa.