On those differences and to provide some levity, if not perspective.

The four tribes of the British Isles.

The Scots who keep the sabbath and anything else they can get their hands on
The Welsh pray upon their knees and prey upon their neighbours.
The Irish who don't know what they want but are willing to die for it.
Last but not least the English, who consider themselves self-made men, thereby absolving the Almighty of a dreadful responsibility.
Source: Posted (in the early 80s) on a wall in a technical office employing mostly white people from the British Isles. ;)  :)