“Man, when perfected, is the best of animals , but when separated from law and justice, he is the worst of all.”

–Aristotle, Politics, Book I, 1253a.

Sources:

https://books.google.com/books?id=hyz1BQAAQBAJ&pg=PA134&lpg=PA134&dq=Man,+when+perfected,+is+the+best+of+animals,+but+when+separated+from+law+and+justice,+he+is+the+worst+of+all.+Book+I,+1253a.31&source=bl&ots=nyShlrB8sh&sig=PYu5Dbu3tG-nRJbfcJxl4ys4MmA&hl=en&sa=X&ved=0ahUKEwiwwLeH7YnPAhXJdSYKHQAaCkgQ6AEIHjAA#v=onepage&q=Man%2C%20when%20perfected%2C%20is%20the%20best%20of%20animals%2C%20but%20when%20separated%20from%20law%20and%20justice%2C%20he%20is%20the%20worst%20of%20all.%20Book%20I%2C%201253a.31&f=false
http://quotes.yourdictionary.com/author/quote/587631#6HpF5k5MjvptLfd4.99

http://www.academia.edu/1740870/_Classical_Theories_of_Politics_and_the_Good_Life_

http://www.perseus.tufts.edu/hopper/text?doc=Perseus:abo:tlg,0086,035:1:1253a

https://www.thecatholicthing.org/2013/07/21/god-the-father-is-brightness/