He had forgotten, and he started. In an instant I knew. I took my arm away quickly, but put it back again just as quickly and pressed my face still closer: it was better we should not see each other's eyes while he told me.

'I am not, as a rule, in favor of them,' he repeated, when he had coughed and tried a second time to induce my hair to go behind my ears, 'but there are cases where they are—imperative.'

'Which ones?'

'Why, if a man is left with little children, for instance.'

'Then he engages a good nurse.'

'Or his children run wild.'

'Then he gets a severe aunt to live with him.'

'Or they grow up.'

'Then they take care of themselves.'

'Or he is an old man left with, say, one daughter.'