Horace Mann1796–1859- Lectures on Education (1855), Lecture 1
- 12th Annual Report to the Massachusetts State Board of Education (1848); published in Life and Works of Horace Mann Vol. III, (1868) edited by Mary Mann, p. 669
Education is our only political safety. Outside of this ark all is deluge.
Thoughts Selected from the Writings of Horace Mann (1867), p. 220





