411 REFERENCE · Wiktionary
Rome wasn't burned in a day
Reference material by Wiktionary contributors. This retains its source identity and is not 411 news reporting.
English
Alternative forms
en Rome wasn't burnt in a day
Rome wasn't forgotten in a day
Etymology
Modification of en Rome wasn't built in a day in reference to the Great Fire of Rome.
Proverb
proverb ~burn[ed]
It takes a long time to destroy something complicated or impressive.