Suīrán dú jū, tā què zìdéqílè, měitiān dúshū xiězì.
Although she lives alone, she is content and happy, reading and writing every day.
Tips
memory
自 (self) + 得 (obtain) + 其 (one's own) + 乐 (joy) = 'obtain joy from oneself.' The focus is on inner contentment rather than needing external validation.