He even wondered, pityingly, if she had been mortified and annoyed by her mother's behavior.

A great anger on Ellen's behalf with her mother seized upon him.

How pretty she did look moving along in that little flower-laden procession, he thought, how very pretty.

All at once a desire for the photograph which would be taken seized him, for he divined the photograph.
However, he said to himself that he would send back the valedictory which he had not yet read by post, with a polite note, and that would be the end.
But it was only the next evening that Robert Lloyd with the valedictory in hand got off the trolley-car in front of the Brewster house.

He had proved to himself that it was an act of actual rudeness to return anything so precious and of so much importance to the owner by the post, that he ought to call and deliver it in person.