Sweet Thursday Themes
Change is constant
From the beginning of the novel change is what creates the story. The war brought upon change to the people of Cannery Row and they were forced to make changes to their way of life and business. When Doc comes back all he wants is normalcy but that is the last thing he gets, things have changed too much for him to simply jump back into his old life. The people in Cannery Row have had enough change that they just want things to stop changing and they are focusing all their energy on stopping change.
To contrast Cannery Row's resistance to change is Suzy's willingness to find change. She has left her town with nothing and is looking for a complete change. It doesn't seem that she knows what she wants but from the way she acts it seems that anything is better than where she is coming...