Brahma is not an object of touch or of hearing, or of taste, or of sight, or of smell, or of any other inference. Only the Understanding can get it.
अस्पर्शनम शृण्वानमनास्वादमदर्शनम्। अघ्राणमवितर्कं च सत्त्वं प्रविशते परम्॥