In book the second, page the tenth:
The stress of all my proofs on him I lay;
And now proceed we to our simile.
Imprimis, pray observe his hat:
Wings upon either side—mark that.
Well! what is it from thence we gather?
Why, these denote a brain of feather.
A brain of feather? very right,
With wit that's flighty, learning light;
Such as to modern bard's decreed: