'The subject, the problem is the old one. Once, ages ago, I told you that though many writers have used a a thought of a house whose interior is larger than its exterior, no writer has ever put that thought into effect really well, in a logical way that proves ("proves") that such a house can really exist. Okay, I can try to do that -- I can spend the rest of my life trying to find that logic, that idea.'

youtube.com/watch?v=16uQSd4EUVw