Think about it. Johnny is telling the truth about school.
Staggering implications suggest themselves immediately.
You get the idea. But the idea gets bigger, fast. If, as has been said, man learned to lie an hour after he learned to talk, then a phenomenon such as we are discussing would be the genesis of the most fundamental change in human knowledge since the beginning of society. The transformations it would wreak in fields from communications to ethics, in our most basic concepts, in every detail of daily existence, would be so profound that it is difficult even to conceive what life would be like in a subsequent new era of truth. The world as we know it would be irrevocably changed, to its very roots.