Excerpt: ...and slammed it in Mrs. Crabtree's face, locking and double-locking it, to secure his own safety, after which he sat down in this empty apartment to enjoy his victory in peace. When people once begin to grow self-willed and rebellious, it is impossible to guess where it will all end! Harry might have been easily led to do right at first, if any one had reasoned with him and spoken kindly, but now he really was in a sort of don't-care-a-button humour, and scarcely minded what he did next. As long as Mrs. Crabtree continued to scold and rave behind the door, Harry grew harder and harder; but at length the good old lady, Mrs. Darwin herself, arrived up 128 stairs, and represented how ungrateful he was, not doing all in his power to please her, when she had taken so much pains to make him happy. This brought the little rebel round in a moment, as he became quite sensible of his own misconduct, and resolved immediately to submit. Accordingly, Harry tried to open the door, but, what is very easily done cannot sometimes be undone, which turned out the case on this occasion, as, with all his exertions, the key would not turn in the lock! Harry tried it first one way, then another. He twisted with his whole strength, till his face became perfectly scarlet with the effort, but in vain! At last he put the poker through the handle of the key, thinking this a very clever plan, and quite sure to succeed, but after a desperate struggle, the unfortunate key broke in two, so then nobody could possibly open the door! After this provoking accident happened, Harry felt what a very bad boy he had been, so he burst into tears, and called through the key-hole to beg Mrs. Darwin's pardon, while Mrs. Crabtree scolded him through the key-hole in return, till Harry shrunk away as if a cannonading had begun at his ear. Meantime, Mrs. Darwin hurried off, racking her brains to think what had best be done to deliver the prisoner, since no time could be lost,...