<human>:  How do I restore old furniture without damaging it?
<bot>: The best way to restore old furniture without damaging it is to use a gentle cleaning agent, such as warm water and a mild soap. You can also use a furniture polish or wood conditioner, depending on the type of furniture you want to restore. Be sure to test any cleaning product in an inconspicuous area first, as some products may damage the furniture. If you are unsure, contact a professional restorer to ensure that the piece is properly cared for.