Vedanta-Sara - Vritivvyapti Phallabhyadi

There's a discussion on these two technical terms called Vritivvyapti phallabhyapti. The question was asked that some of the Upanishads say, then Manasana Manute, what cannot be known by the mind,. And yet, there are other Upanishads which say that Manasai, Manasai and Anasthavya, by the mind alone, it can be realized. How can both them be true? You cannot conceive of it by the mind and you can know it only by the mind. So, that is what was done in that Vedanta-sara with the help of those sophisticated epistemological concepts. Those who