McIlroy's reply was as swift as it was pertinent.
It was pertinent that Kaymer spent the weekend completing preparations at Whistling Straits, where he won the 2010 US PGA.
This German expression, meaning pushing a new cause before finishing an old one, was pertinent under Chancellor Gerhard Schröder.
His warning, however, was pertinent to everyone there especially the investors who were scouring the conference for opportunities.
Such was the wide-ranging nature of his field that he was able to match "consumer" and "art" in any chronological configuration which was pertinent.
But what he said was pertinent and appropriate on a night when the Yankees received dramatic homers from Martinez and Jeter and won again.
The Clinton campaign called for Comey to provide "public answers" to clarify what, if any, new information discovered in the separate FBI investigation of disgraced congressman Anthony Weiner was pertinent to the Democratic presidential nominee.
But sceptics had to concede that Campbell's 90 minutes on the stand was pertinent to the case against Taylor in terms of trying to establish a link between him and "blood diamonds", even if it does not incriminate him.
I wanted to tell him that I had explored the issue in therapy and thought it was somehow connected with my mother, who never drove, and that it was pertinent that now she was dead I was about to learn.
"The extent to which this is specious and forced is clear to any unbiased observer," he said, adding that the Vatican hoped for an "objective" dialogue that was "pertinent to the text of the [UN human rights] conventions and their objectives.
"Nothing was pertinent for the book so I thought: 'Well, this sucks, but we can probably sell them on eBay or whatever.'" It was only when the book was finished a few months later that he looked at the negatives again and slowly realised he was in possession of something unimaginably precious.
