Mr Dedalus put up his eyeglass and, staring down at him, said quietly and kindly: —What are you laughing at, you little puppy, you?
— from A Portrait of the Artist as a Young Man by James Joyce

Among the guests was a young lawyer, a young man of five-and-twenty.
— from Project Gutenberg Compilation of 233 Short Stories of Chekhov by Anton Pavlovich Chekhov

It's but a short walk, and your limbs are young," replied the female, who was not altogether pleased with the easy way of making himself at home which mark'd her shabby-looking customer.
— from Complete Prose Works Specimen Days and Collect, November Boughs and Goodbye My Fancy by Walt Whitman

Time is jealous of you, and wars against your lilies and your roses.
— from The Picture of Dorian Gray by Oscar Wilde

You shall have a dress coat, best quality, white waistcoat, anything you like, and your pocket shall be full of money.
— from The Idiot by Fyodor Dostoyevsky

"What are you laughing at, you bold, impudent child?"
— from A Little Princess Being the whole story of Sara Crewe now told for the first time by Frances Hodgson Burnett

You're as wuthless as ye look, and ye look to be the most wuthless young swab I ever had aboard ship, barring one.
— from Rick Dale, A Story of the Northwest Coast by Kirk Munroe

Lukewarmness follows, walking with languid tread, turning aside her blonde face with a yawn, like a young widow obliged to listen to the minister of state who is ready to sign for her a pension warrant.
— from The Works of Balzac: A linked index to all Project Gutenberg editions by Honoré de Balzac

What are you looking at your watch for, George?
— from Select Conversations with an Uncle (Now Extinct) and Two Other Reminiscences by H. G. (Herbert George) Wells

I wake up laughing over it, and I go to sleep laughing over it, and I say to myself, 'what are you laughing at, you ridiculous creature?'"
— from Sevenoaks: A Story of Today by J. G. (Josiah Gilbert) Holland

"What are you laughing at, you great fool?" said Archibald.
— from Looking Back: An Autobiography by Merrick Abner Richardson

"What are you looking about you for?" demanded [66] the corporal.
— from Uncle Sam's Boys in the Ranks; or, Two Recruits in the United States Army by H. Irving (Harrie Irving) Hancock

“What ARE you laughing at, you silly thing?”
— from The Old Wives' Tale by Arnold Bennett