He would feel timid about making a first attempt to teach after he was married and a father of a child, but Nancy Ellen's marriage would furnish plausible excuse; all of the family had done their school work as perfectly as all work they undertook; he could teach if he wanted to; would he want to?
If he did, at least, she would be sure of the continued friendship of her sister and Robert Gray.

Suddenly Kate understood what that meant to her as she had not realized before.

She was making long strides toward understanding herself, which is the most important feature of any life.
She sent a line of pleading to her sister-in-law, a word of love to the baby, and finishing her letter, started to post it, as she remembered the office was only a few steps down the street.

In the hall it occurred to her that she was the "Teacher" now, and so should be an example.

Possibly the women of Walden did not run bareheaded down the street on errands.