Again, it is not cognizant of its friends, because it is impossible to know the friends without knowing the principal; hence, if the Latin does not know the Vulgar, as it is proved above, it is impossible for it to know its friends.
Again, without conversation or familiarity, it is impossible to know men; and the Latin has no conversation with so many in any language as the Vulgar has, to which all are friends, and consequently cannot know the friends of the Vulgar.
And this, that it would be possible to say, is no contradiction; that the Latin does converse with some friends of the Vulgar: but since it is not familiar with all, it is not perfectly acquainted with its friends, whereas perfect knowledge is required, and not defective..