Meanings of quite unintentional in English

I really beg your pardon-itwas quite unintentional on my part.

Two young hearts were thus crushed, with cruelty quite unintentional.

I can see that, quite unintentional as it was, I have pained you with my questions.

It was quite unintentional, as would have been obvious to anyone who knew anything about the game.

In this manner he often made misstatements which were quite unintentional, and must have been deeply regretted afterwards.

If so, it was quite unintentional.

It was quite unintentional.

Farrar, afterwards Dean of Canterbury, I had an unpleasant experience, though it was no fault of his and quite unintentional.

I admit that it was quite unintentional; I am not so foolish as to innovate like that, and exchange the regular formulae.

They were carelessly joyous and not strictly well-bred youths, who were taking a holiday together, and their rudeness was quite unintentional and without guile.

How could he conceive that a catastrophe brought about by such elaborate machinery, such ingenious preparation, such skilled direction, such vigilant industry, was quite unintentional?

'It was quite unintentional, I assure you.

"I am assured that his crime was quite unintentional."

" Quite unintentional, I'm sure," whispered Sir George.