Hard Times Book 1 Chapter 15 Page 13

Removing her eyes from him, she sat so long looking silently towards the town, that he said, at length: ‘Are you consulting the chimneys of the Coketown works, Louisa?’

‘There seems to be nothing there but languid and monotonous smoke. Yet when the night comes, Fire bursts out, father!’ she answered, turning quickly.

‘Of course I know that, Louisa. I do not see the application of the remark.’ To do him justice he did not, at all.

She passed it away with a slight motion of her hand, and concentrating her attention upon him again, said, ‘Father, I have often thought that life is very short.’ — This was so distinctly one of his subjects that he interposed.