Mark Twain, a Biography: 1835-1866

"I said I thought I could during the day, and after Sam had gone I took his own key, put it in the fire and burnt it to make it look black. Then I took a file and scratched it here and there, to make it look as if I had been fitting it to the lock, feeling guilty all the time, like a man who is trying to hide a murder. Sam did not ask for his key that day, and that evening he was invited to judge Baldwin's to dinner. I thought he looked pretty silent and solemn when he came home; but he only said:

"'Joe, let's play cards; I don't feel sleepy.'

"Steve here, and two or three of the other boys who had been active in the robbery, were present, and they did not like Sam's manner, so they excused themselves and left him alone with me. We played a good while; then he said:

"'Joe, these cards are greasy. I have got some new ones in my trunk. Did you get that key to-day?'

"I fished out that burnt, scratched-up key