"Beauty and its laws" is a philosophical treatise by the Swedish writer Viktor Rydberg, in which he examines the concept of beauty in the context of morality and ethics. The author analyzes how beauty is perceived by people, what laws govern this concept in nature and society, as well as what role beauty plays in the formation of society and culture. "Beauty and its laws" is an important work for understanding how the relationship between beauty and morality affects our behavior and perception of the surrounding world.