Emma could not feel a doubt of having given Harriet’s fancy a proper direction and raised the gratitude of her young vanity to a very good purpose, for she found her decidedly more sensible than before of Mr. Elton’s being a remarkably handsome man, with most agreeable manners.
– Jane Austen
Emma, Chapter 6. Emma’s flawed character is shown as she determines to manipulate Harriet’s fancy and vanity and steer her towards a match with Mr. Elton.