Man or woman, royal or republican, political or organisational – anyone who leads or seeks to should reflect on this…
Josef Pieper once again makes the truth limpid – in order for there to be justice, there must be authority; but when that authority is vested in a person, if they are bad there is nothing that can stop injustice.
This perhaps explains the state of the world today – there aren’t too many ‘just rulers’ about…
Of course it’s not easy:
The lesson here is: political nous and worldly wisdom i.e. ‘prudentia‘ and ‘temperantia‘ (self management) might get you there; but if you take a position of responsibility ‘guarding justice’ is your job.
Achilles & Aristotle 
As George Orwell writes of Charles Dickens, ‘The central problem — how to prevent power from being abused — remains unsolved. Dickens had the vision to see that. ‘If men would behave decently the world would be decent’ is not such a platitude as it sounds.’