As a general rule of thumb, never cross an Irish woman.
And if her eyes narrow and start flashing, head for the pub.
"When you speak these things, they will not listen. When you call to them, they will not answer. 'This is the nation that would not listen to the Lord their God. Truth has perished among them. Raise up a dirge on the barren heights, for the Lord has rejected and abandoned them under His wrath. For the Judeans have done what is contemptible in My sight.' This is the Lord’s declaration. 'They have set up detestable things in the house that is called by My name — and defiled it.'" Jeremiah 7:27-30