Quotation from: The Secret Agent

Written by: Joseph Conrad

"You know I wouldn't," said Mr Verloc huskily, and the unresonant voice
of his private life trembled with an enigmatical emotion.

Already Mrs Verloc was regretting her words. They had sounded more
unkind than she meant them to be. They had also the unwisdom of
unnecessary things. In fact, she had not meant them at all. It was a
sort of phrase that is suggested by the demon of perverse inspiration.
But she knew a way to make it as if it had not been.