check out our:
"Your sister I also watched. Her look and manners were open, cheerful, and engaging as ever, but without any symptom of peculiar regard, and I remained convinced from the evening's scrutiny, that though she received his attentions with pleasure, she did not invite them by any participation of sentiment. If you have not been mistaken here, I must have been in error. Your superior knowledge of your sister must make the latter probable. If it be so, if I have been misled by such error to inflict pain on her, your resentment has not been unreasonable. But I shall not scruple to assert, that the serenity of your sister's countenance and air was such as might have given the most acute observer a conviction that, however amiable her temper, her heart was not likely to be easily touched." (35.3)
Uh oh. It looks like Charlotte was right, after all: Jane didn't give Bingley enough encouragement. This is tricky. On the one hand, you can't wear your heart on your sleeve—or your bosom—like Lydia; on the other hand, you need to flirt a little. No wonder half of these people stay single, if the rules are so complicated. What happened to passing someone a note saying "Will you go out with me? Check 'yes' or 'no.'"