She had saved Pyotr Stepanovitch, she had conquered him (of this she was for some reason firmly convinced); she would save others.

None, none of them should perish, she should save them all; she would pick them out; she would send in the right report of them; she would act in the interests of the loftiest justice, and perhaps posterity and Russian liberalism would bless her name; yet the conspiracy would be discovered.

Every advantage at once.
Still it was essential that Andrey Antonovitch should be in rather better spirits before the festival.

He must be cheered up and reassured.
For this purpose she sent Pyotr Stepanovitch to him in the hope that he would relieve his depression by some means of consolation best known to himself, perhaps by giving him some information, so to speak, first hand.

She put implicit faith in his dexterity.
It was some time since Pyotr Stepanovitch had been in Mr.von Lembke's study.