Around the year 865 King Ælla of Northumbria killed Ragnar Lodbrok in a pit of serpents. When Ragnar was suffering in the pit he is reputed to have exclaimed: "How the young pigs would squeal if they knew what the old boar suffers!
“What we do see depends mainly on what we look for. ... In the same field the farmer will notice the crop, the geologists the fossils, botanists the flowers, artists the colouring, sportmen the cover for the game. Though we may all look at the same things, it does not all follow that we should see them.” ― John Lubbock, The Beauties of Nature and the Wonders of the World We Live Image result for x-ray of flower