John Bartlett (1820–1905). Familiar Quotations, 10th ed. 1919.
9487 Miguel de Cervantes Saavedra 1547-1616 John Bartlett
| NUMBER: | 9487 |
| AUTHOR: | Miguel de Cervantes Saavedra (1547–1616) |
| QUOTATION: | Diligence is the mother of good fortune. |
| ATTRIBUTION: | Don Quixote. Part ii. Chap. xliii. |