Pierre is not jealous.

He suspects nothing, as they say in plays!" She laughed one of her wicked laughs, and added at once in a graver tone: "And what could he suspect?
In being amiable toward you, I am merely acting under order, and no one can tell how much of it is genuine and how much put on." "I feel quite certain that you don't know yourself," he said, laughingly.
"You are a person of naturally restless disposition; you require agitation, and when there is none you try to imitate it as best as you can.

Whether you like, or whether you don't like your step-father, is not a very dramatic affair.

There is no room here for any but very simple and very ordinary sentiments.

It is well enough to complicate them a little--is it not, my dear ?" "Yes, my dear!" she said, emphasizing ironically the last word.
Whereupon she started her horse at a gallop.
They were then just reaching the edge of the woods.