The best summary of the excerpt is Pangu Grew
Machiavelli's view of human nature is that people will be very attracted to power and will want to achieve it no matter what the means. The term "machiavellian" is often associated with deceit, deviousness, ambition and brutality, which is what rulers most often exhibited around the time the book was written (1513).
Iambic pentameter follows an abababab rhythmic pattern.
Example:
"What light through yonder window breaks?"
See how the rhythm sounds when you read that sentence:
what light (ab) through yon - (ab) der win- (ab) dow breaks?
Answer:
her dogs are being killed by her