No one, ever, wrote anything as well even after one drink as he would have done with out it.
What can you conceive more silly and extravagant than to suppose a man racking his brains, and studying night and day how to fly?
Cutting up fowl to predict the future is, if done honestly and with as little interpretation as possible, a kind of randomization. But chicken guts are hard to read and invite flights of fancy or corruption.