- Johann Kaspar Lavater on Friendship
- Eleanor Robson Belmont on Friendship
- Confucius on Friendship
- Elbert Hubbard on Friendship
- Baltasar Gracian on Friendship
- Chanakya on Friendship
- Robert Southey on Friendship
- Madeleine Albright on Friendship
- Francis Marion Crawford on Friendship
- Alice Walker on Friendship
- Lucan on Friendship
- Plautus on Friendship
- Honore De Balzac on Friendship