A envious character will get even
Cantebury, macadory
starshine, beeline
exhuberant, how Jubilant!
funny, Johnny, how cunning.
Loftful and thoughtful.
Make me never awful.
Happytime, sunshine
run wild, be a child!
~theLocoCoco
It means to give credit to the author and source. It helps in an argument because when you're trying to prove a point, you have to have factual evidence that proves you're right.