Quotation from: The Valley of the Moon

Written by: Jack London

"Twenty-two," he answered.

"I am twenty-four."

"As if I didn't know. When you left the orphan asylum and how old
you were, how long you worked in the jute mills, the cannery, the
paper-box factory, the laundry--maybe you think I can't do
addition. I knew how old you was, even to your birthday."