His attitude, his whole being, was expressive of that immovability of purpose which had hitherto been concealed from her by his quiet manner.

Steinmetz knew of the mental barrier within this Anglo-Russian soul, against which prayer and argument were alike unavailing.

The German had run against it once or twice in the course of their joint labors, and had invariably given way at once.
Etta looked at him.

The color was coming back to her face in patches.
There was something unsteady in her eyes--something suggesting that for the first time in her life she was daunted by a man.

It was not Paul's speech, but his silence that alarmed her.