Elizabeth said as little to either as civility would allow, and sat down again to her work, with an eagerness which it did not often command. She had ventured only one glance at Darcy.

– Jane Austen

Pride and Prejudice, Chapter 53. It is not often that Elizabeth Bennet is rendered speechless. But when Darcy surprises her with a visit to her home along with Charles Bingley, she seems lost for words.