Final answer:
Victor does not go home from college for two years possibly due to deep engrossment in his studies or a significant personal relationship, making the idea of returning home less appealing compared to his current pursuits.
Step-by-step explanation:
The context implies Victor might be avoiding returning home due to his engrossment in his studies or possibly due to a fascination with someone he met, as was the case with Winterbourne.
This behavior resembles an exchange student or a sociologist who, after being abroad, finds it difficult to reintegrate into their culture because they have experienced what they believe to be a more noble way of living. It appears that whatever Victor is engaged in at college has completely captivated his interest, making the idea of going home less appealing.