Est etiam in magnis Heliconis montibus arbos,
Floris odore hominem tetro consueta necare[1].
But Ctesias, whom we lately quoted, has been a great deal bolder; he had been used with much severity by the true criticks of his own age, and therefore could not forbear to leave behind him, at least one deep mark of his vengeance against the whole tribe. His meaning is so near the surface, that I wonder how it possibly came to be overlooked by those, who deny the antiquity of true criticks. For, pretending to make a description of many strange animals about India, he has set down these remarkable words: among the rest, says he, there is a serpent that wants teeth, and consequently cannot bite; but if its vomit, to which it is much addicted, happens to fall upon any thing, a certain rottenness or corruption ensues: these serpents are generally found among the mountains, where jewels grow, and they frequently emit a poisonous juice; whereof whoever drinks, that person's brains fly out of his nostrils.
There was also among the ancients a sort of criticks, not distinguished in species from the former, but in growth or degree, who seem to have been only the tyroes or junior scholars; yet, because of their differing employments, they are frequently mentioned as a sect by themselves. The usual exercise of these younger students, was, to attend constantly at theatres, and learn to spy out the worst parts of the play, whereof they were obliged care-
