We're all mad here...

“and a most curious country it was. There were a number of tiny little brooks running straight across it from side to side, and the ground between was divided up into squares by a number of little green hedges, that reached from brook to brook. I declare it's marked out just like a large chessboard!' Alice said at last. 'There ought to be some men moving about somewhere--and so there are!' she added in a tone of delight, and her heart began to beat quick with excitement as she went on. 'It's a great huge game of chess that's being played--all over the world--if this is the world at all, you know. Oh, what fun it is!”
― Lewis Carroll, Alice's Adventures in Wonderland & Through the Looking-Glass