And if you refuse to let them go, behold, I will smite all your borders with frogs:
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Augustine of Hippo
AD 430
For what reason do you puff yourself up with human pride? A man insulted you, and you swelled up and were angered. Rid yourself of the fleas that you may sleep. Find out who you are! For that you may know, brothers, that these things which would bother us were created to enable us to control our pride, [remember], God could have tamed the proud people of Pharaoh with bears, with lions or with snakes; he sent flies and frogs upon them that their pride might be tamed by the most ignoble of things.
In the second plague frogs are brought forth. They are thought to stand figuratively for the songs of the poets. The poets have brought deceptive fables into this world, with their empty and conceited songs that are like the croaking of frogs. For the frog stands for empty loquacity. That animal is good for nothing else but to give out the sounds of its voice in offensive and annoying noises. Questions on the Old Testament, Exodus
