Several incidents had already strengthened this belief; yet there was nothing positive upon which to build; no path of adventure for him to follow.

To speculate was easy enough, but real facts eluded him.
Yet, in spite of this feeling of failure, West's reflections centred more upon the young woman than upon the particular problem which he had to solve.

The ride back from the city had revealed a phase of her character he had never observed before--she had shown herself vivacious, light of speech, a bit slangy and audacious.

He was not altogether sure that this new revealment quite pleased him, and yet it possessed a certain charm.
He had before learned to think of her as rather quiet and reserved, and now must change his whole conception.

It was difficult to adjust his mind at once to the different standard.