She had more than 80 sittings for this 1906 portrait.

"Everyone thinks she does not look like her portrait, but never mind, she will". (Picasso)
A man once criticized Picasso for creating unrealistic art. Picasso asked him: "Can you show me some realistic art?" The man showed him a photograph of his wife. Picasso observed: "So your wife is two inches tall, two-dimensional, with no arms and no legs, and no color but only shades of gray?"