In his book 'The Prince: Niccolo Machiavelli advised that a wise ruler is one who - encourages education and the arts allows advisors to speak their minds does whatever is necessary to stay in power keeps taxes and food prices low

In his book "The Prince," Niccolò Machiavelli advised that a wise ruler is one who does whatever is necessary to stay in power. Machiavelli's work focuses on political pragmatism and the idea that the ends justify the means when it comes to maintaining authority and control.