Psst. Come in, come in! I’ve got a weird and wonderful book for you.  There are books that feel like neatly arranged shelves. Then there are books like  The Circus of Dr. Lao , which feels more like someone opened a door in the back of the room and a carnival wandered in, trailing incense and a faint sense that something important happened when you weren’t looking. Yes, it’s deeply strange. You’ve read my articles before, right? I assume that’s not a surprise. If you’ve never heard of  The Circus of Dr Lao , you’re not alone. It’s one of those quietly influential works that has spent ninety…