He is describing a paradigm shift, and this fact is all the more obvious for his unwonted coyness in discussing it.
The stark fact that significant portions of our planet are under the supervision of exceptionally stupid and ill-informed people is provoking unwonted expressions of anger and alarm.
He followed her progress almost as much by imagination as by perception, but even through such tenuous tracking he could tell that she was moving with unwonted deliberation.
It is 14 years since this great American choreographer's death, and after a period of unwonted chaos, the future of her company at last looms clear.
Despite the unwonted showers over the past week, she said, St Lucia was experiencing effects of the dry season.
Sketched in 1943 during a period of exhaustion, and taken up again and finished in 1946, the picture not only reverts to the artistry of her prime but is infused with an unwonted lyricism.
It was a question of degree for the tribunal in each case to decide whether the change of mind is too late to recover from the unwise and unwonted words.
He complied of course, and stood shading his haggard face in the unwonted sunlight of the great window, looking as wan and unearthly as if he had been summoned from the grave.
So he will miss an event which last year afforded him more, unwonted , publicity than ever before in his life.
Seeking to ‘understand’ so-called ‘problems’ is often not kindness, but rather unwonted indulgence: it is a special kind of cruelty that means people no longer attempt to better their behaviour.