Memories by John Galsworthy : figurative language used for dog's eyes, and quality it attributes
1
Synecdoche, where "eyes" represent the dog's entire being, emphasizing his natural connection.
2
Apostrophe, directly addressing an abstract concept of earthly wisdom
3
Metonymy, where "earth itself" stands for profound, timeless knowledge attributed to the dog's gaze
4
Personification, giving the dog's eyes human-like wisdom