The sweetness of Miss Anville's disposition, I have long admired; and the offer of a communication, which does me so much honour, is too grateful to me not to be eagerly caught at.
-- Lord Orville (Volume 3, Letter 5 paragraph 27)

Importance: This quote is the first concrete indication that Lord Orville is romantically interested in Evelina, and it serves to foreshadow his confession of love and their eventual marriage.

Could I flatter myself that Lord Orville would, indeed, be sensible of your worth, and act with a nobleness of mind which should prove it congenial to your own, then would I leave my Evelina to the unmolested enjoyment of the cheerful society, and increasing regard, of a man she so greatly admires: but this is not an age in which we may trust to appearances; and imprudence is much sooner regretted than repaired.
-- Rev. Villars (Volume 3, Letter 6 paragraph 14)

Importance: This quote indicates that Rev. Villars suspects Evelina of loving Lord Orville, yet he is...