Quite right, ole chap. Quite. 'Terribly uncivilized to do otherwise.
(Since I'm "uncivilized" myself, a flat tire repair kit and a 12 volt electric tire pump reside in both of our daily drivers. A kit and pump from one of the cars is always swapped into whichever hot rod we might take out on any given weekend. Regardless, our AAA card also accompanies us!)