Since those who rule in the city do so because they own a lot, I suppose they're unwilling to enact laws to prevent young people who've had no discipline from spending and wasting their wealth, so that by making loans to them, secured by the young people's property, and then calling those loans in, they themselves become even richer and more honored.
Plato, The Republic, 555c, G. Grube and C. Reeve, trans., Plato: Complete Works (1997), p. 1166.