The Inability of the Human Mind to Comprehend

The most merciful thing in the world, I think, is the inability of the human mind to correlate all its contents. We live on a placid island of ignorance in the midst of black seas of infinity, and it was not meant that we should voyage far. The sciences, each straining in its own direction, have hitherto harmed us little; but some day the piecing together of dissociated knowledge will open up such terrifying vistas of reality, and of our frightful position therein, that we shall either go mad...

 The Rationale for Doomsday Chests

After the fall of the Roman Empire in Western Europe, much of what we consider "civilization" ceased to be. Literacy, medicine, science, agriculture, engineering, astronomy, governance, all went into decline or regression for the hundreds of years which we now call "The Dark Ages". During this period monasteries were practically the only repositories of scholarship and learning. One historian notes that monks were not only the best educated members of society, by far, but were often the only...