Mansfield Park by Jane Austen Chapter 33 Page 14

The promised departure was all that Fanny could think of with much satisfaction. Her uncle's kind expressions, however, and forbearing manner, were sensibly felt; and when she considered how much of the truth was unknown to him, she believed she had no right to wonder at the line of conduct he pursued. He, who had married a daughter to Mr. Rushworth: romantic delicacy was certainly not to be expected from him. She must do her duty, and trust that time might make her duty easier than it now was.

She could not, though only eighteen, suppose Mr. Crawford's attachment would hold out for ever; she could not but imagine that steady, unceasing discouragement from herself would put an end to it in time.

How much time she might, in her own fancy, allot for its dominion, is another concern.