Twelfth Day.
Reading edition
We should all try to discharge our duty.

Pickwick Papers.
Unless we learn to do our duty to those in our employ, they will never learn to do their duty to us.
David Copperfield.
Simplicity and plainness are the soul of elegance.
Old Curiosity Shop.
There are dark shadows on the earth, but its lights are stronger in contrast.
Pickwick Papers.
There is always something to be thankful for.
Little Dorrit.