Final answer:
Sophie's specific reasons for wanting to leave Gavaldon are not detailed in the provided excerpts, however, the common literary theme of seeking escape for personal transformation is evident.
Step-by-step explanation:
Sophie's desire to leave Gavaldon isn't directly addressed in the provided excerpts, as they come from different texts with different characters and contexts. However, what can be gleaned from these multiple story snippets is a common theme of characters wanting to escape their current lives for various reasons. They seek change, often driven by a desire for freedom, personal growth, or the pursuit of happiness. These motives reflect a universal aspect of the human experience and are frequently explored in literature.