Prolegomena to Any Future Metaphysics Kant, 1783 translated by Gary Hatfield Preface, p.13-14 [4:264] … and finally, that the much decried obscurity (a familiar cloaking for one’s own indolence or dimwittedness) has its use as well, since everybody, who with respect to all other sciences observes a wary silence, speaks master- fully, and boldly passes judgment in questions of metaphysics, because here to be sure their ignorance does not stand out clearly in relation to the science of others, but in relation to genuine critical principles, which therefore can be praised: Ignavum, fucos, pecus a praesepibus arcent. “They protect the hives from the drones, an idle bunch.” Virgil, Georgica, iv. 168.