From an eleventh-century teaching copy of Aldhelm

Tres infelices leguntur in lege: qui scit et non docet; qui docet et non facit; et qui nescit nec interrogat.

Also an odd little story about how Adam's name came from the first letters of the stars Anatholim, Disscis, Archtus, and Mensebrion, fetched from the four corners of the universe by Michael, Gabriel, Raphael, and Uriel.