Literature
| Oppression and Liberty (1955) by Simone Weil | |
| Social Statics (1851) by Herbert Spencer | |
| The Ages of Gaia: A Biography of Our Living Earth (1988) by James Lovelock | |
| The Need for Roots (1949) by Simone Weil | |
| The Open Society and Its Enemies (1945) by Karl Popper | |