Carlson shot Candy's dog and it shows how insensitive and cold-hearted he is.
The theme that I chose here was: Sometimes people can be surrounded by others yet still feel lonely. George is always talking about how he feels lonely yet he has Lennie with him. Although he has Lennie he feels as if he cant communicate with the real world or other people.
"The sycamore leaves whispered in a little night breeze." This is an example of personification.