She could think of nothing worth while to say.

Despite all the ideas concerning right which had troubled her vaguely since she had last seen him, she was now influenced again strongly in his favour.
"I came out here to-day," he went on, solemnly, "to tell you just how I feel--to see if you wouldn't listen to me." Hurstwood was something of a romanticist after his kind.

He was capable of strong feelings--often poetic ones--and under a stress of desire, such as the present, he waxed eloquent.

That is, his feelings and his voice were coloured with that seeming repression and pathos which is the essence of eloquence.
"You know," he said, putting his hand on her arm, and keeping a strange silence while he formulated words, "that I love you ?" Carrie did not stir at the words.

She was bound up completely in the man's atmosphere.
He would have churchlike silence in order to express his feelings, and she kept it.