I found another chapter in the book, The True Teachings of Confucianism (孔教真理), "Restrain Yourself and Be Careful When Alone." Saint Zengzi

To explain the first step in Confucian mindfulness, Zengzi uses two powerful examples from the Book of Poetry:「邦畿千里，惟民所止。」「緡蠻黃鳥，止于丘隅。」