"The web, then, or the pattern, a web at once sensuous and logical, an elegant and pregnant texture: that is style, that is the foundation of the art of literature"

In this quote, Robert Louis Stevenson is referring to the concept of style in literature. He is suggesting that design is a mix of both the sensuous and the sensible, developing a classy and meaningful texture. He is highlighting the significance of design in literature, as it is the structure of the art. He is suggesting that design is the web that holds the art of literature together, which it is necessary for developing a significant and effective piece of writing. By integrating the sensuous and the rational, the author is able to create a distinct and powerful piece of literature. Stevenson is stressing the significance of design in literature, as it is the foundation of the art.