The quote reflects a deep-seated belief that while discussing lofty ideals like electoral reform is important, the true measure of a person's character lies in their everyday actions, particularly in familial relationships. The mention of treating one's mother signifies that personal ethics and kindness in private life often outweigh public posturing.
This perspective suggests that genuine morality is displayed in the simplicity of daily interactions rather than just in grand political ideals. It emphasizes the importance of nurturing personal connections and indicates that true integrity is revealed through our treatment of those closest to us.