Not only his senses had been sharpened,--that, indeed, was to be expected,--but trouble and thought had sharpened his mind as well.
It had become more penetrating.

She felt that she was entering upon an encounter of wits, and she had a fear lest she should be worsted.

"Two lives shall not be spoilt because of me," she repeated, but it was a prayer now, rather than a resolve.

For one thing she recognised quite surely: Durrance saw ever so much more clearly now that he was blind..