The quote reveals the deep sense of self-awareness and guilt felt by the character about their position as a Third, which implies they are a third child in a society that values limited offspring. The speaker understands that their existence can be a source of embarrassment for others, particularly their parents, and expresses regret for the complications their birth has caused. This feeling of being an inconvenience is compounded by the notion that they are a burden on the family.
The character's apology highlights the emotional struggle of living up to societal expectations while dealing with the stigma of being a third child. Their acknowledgment of being in a challenging family situation shows a desire for acceptance and a willingness to sacrifice for the sake of others' comfort. This complex mix of apology, awareness, and the need for belonging provides insight into the character's internal conflict and the pressures of familial relationships in the context of societal norms.