That this irrefutable fact makes us uncomfortable renders it no less a fact.

CENTERFORSECURITYPOLICY: Oppose Brennan for CIA Director

For Wijdan Mikaeil, there's at least one irrefutable fact.

NPR: Iraq Finishes Own Investigation of Deaths in Haditha

This is an irrefutable fact.

FORBES: Congress Passes Socialized Medicine and Mandates Health Insurance -In 1798

The argument in favour of dynamic scoring is obvious and in fact irrefutable.

FORBES: Dynamic Scoring of Taxes: Simon Johnson's Simply Wrong on This