Schulen aufrichten und halten sollen . Church and school go together. The Jewish synagogue was a school.
Every Christian church is a school of piety and virtue for old and young.
But education in the middle ages was aristocratic, and confined to the clergy and a very few laymen of the higher classes. The common people were ignorant and superstitious, and could neither read nor write. Even noblemen signed their name with a cross. Books were rare and dear. The invention of the printing-press prepared the way for popular education.