孤独万岁我对人心早已防备
[gū dú wàn suì wŏ duì rén xīn zăo yĭ fáng bèi]
This can be translated as "Long Live Solitude, I Have Guarded My Heart against Others." It reflects the user's preference for solitude due to mistrust of others, implying a wariness of people which may result from being hurt or betrayed in past relationships.