Final answer:
The excerpts explore the theme of one's emotional and personal connection to their environment, whether it is the comfort of home or the longing for travel and escape.
Step-by-step explanation:
The provided excerpts all focus on the theme of personal connection to one's living space and the emotions it evokes within an individual. The narrators express differing sentiments about their surroundings, from fondness for a room's decor to feelings of freedom at the mere thought of travel.
The expressions cover a range from the comfort and familiarity found within the confines of a home, symbolized through descriptions of wallpaper and gardens, to the adventurous longing for travel and escape. In essence, the common thread weaved throughout these excerpts is the impact that one's environment can have on their mental and emotional state, and the deep-seated human desire to find a place where one truly belongs.