Among all the liberal arts, the first is logic, and specifically that part of logic which gives initial instruction about words. ... [T]he word "logic" has a broad meaning, and is not restricted exclusively to the science of argumentative reasoning. [It includes] Grammar [which] is "the science of speaking and writing correctly-the starting point of all liberal studies."
John of SalisburyVerily if with mine own eyes I had seen a priest of God, or any of those who wear the monastic garb, sinning, I would spread my cloak and hide him, that he might not be seen of any.
John of Salisbury