She tiptoed to the window. In the glow from the streetlight she carefully set the hands of the alethiometer, and relaxed her mind into the shape of a question. The needle began to sweep around the dial in a series of pauses and swings almost too fast to watch.

She had asked: What is he? A friend or an enemy?

The alethiometer answered: He is a murderer.

When she saw the answer, she relaxed at once. He could find food, and show her how to reach Oxford, and those powers were useful, but he might still have been untrustworthy or cowardly. A murderer was a worthy companion.