When Plato gave Socrates's definition of man as "featherless bipeds" and was much praised for the definition, Diogenes plucked a chicken and brought it into Plato's Academy, saying, "Behold! I've brought you a man." After this incident, "with broad flat nails" was added to Plato's def...
Again, once, according to Diogenes Laertius (6.40), when Plato defined man as 'a featherless biped', the Cynic plucked a chicken and, showing it to Plato's audience, said, "Behold Plato's man."22 A concrete featherless chicken was, therefore, all that Plato would have needed to define ...