Finally, to restore them to the appropriate mobility, Lange recommends that the spirits be subjected to sensations and movements that are at once agreeable, measured and regular: When the animal spirits are dispersed and disorganised, what is required are remedies that calm their movements and return them to their natural course, such as objects that bring the soul a sweet and moderate pleasure, agreeable odours, a walk through delicious places, the sight of people who in the past have brought pleasure, and music.