Hope has two beautiful daughters. Their names are anger and courage; anger at the way things are, and courage to see that they do not remain the way they are.

Augustine of Hippo (354-430) Christian church father, philosopher, saint [b. Aurelius Augustinus]

(Spurious)

Widely attributed to Augustine, but not recognizably found in his works. For more information, see: St. Augustine and the daughters of hope | They didn't say it.