I was born in the island of Ireland. I have Irish traits in me - we don't all have the traits of what came from Scotland, there is the celtic factor... and I am an Irishman because you cannot be an Ulsterman without being an Irishman.
Source, in full
Cited by Feargal Cochrane in "The Unionists of Ulster: An ideological Analysis" CAIN Web Service, from James Loughlin, Ulster Unionism and British National Identity Since 1885 London and New York: Pinter, 1995, p. 217. (The original quote is undated in the immediate source)