He who stays silent consents. Silence in the face of a proposal, accusation, or wrongdoing is interpreted as agreement or acquiescence. It is both a warning and an obligation: if you disagree, you must speak.
The phrase derives from the Latin legal maxim qui tacet consentire videtur, which was formalised in canon law by Pope Boniface VIII in the Liber Sextus of 1298. Medieval Italian jurists and theologians incorporated it into both ecclesiastical and civil procedure, where a defendant's silence could be taken as admission. Over centuries it migrated from the courtroom into everyday speech, acquiring a more nuanced and sometimes ironic meaning. In Italian political history the proverb has been invoked both as accusation — those who said nothing during fascism were complicit — and as defence — silence can also be prudent or even noble. In ordinary conversation it is used to press someone who has not objected to a plan, or to call out passive agreement with something wrong. The tension between this proverb and tra moglie e marito non mettere il dito — one urging speech, the other urging silence — reflects the genuine Italian ambivalence about when intervention is wisdom and when it is folly.
Derives directly from the Latin canonical maxim qui tacet consentire videtur, attributed to Pope Boniface VIII (Liber Sextus, 1298). One of the few Italian proverbs with a precisely documented legal origin.
Pressing a friend for a clear answer
Non dici niente? Ricorda che chi tace acconsente — se non sei d'accordo, dillo adesso.
You say nothing? Remember that he who stays silent consents — if you disagree, say it now.
A teacher addressing a class that did not object to an unfair rule
Nessuno ha protestato quando ho cambiato le regole. Chi tace acconsente — quindi procedo.
Nobody protested when I changed the rules. He who stays silent consents — so I will proceed.
Political discussion about bystanders during an injustice
Chi non ha parlato si è reso complice. Chi tace acconsente — non si può dire 'non sapevo'.
Those who did not speak made themselves accomplices. He who stays silent consents — you cannot say 'I did not know'.
Someone justifying a decision nobody challenged
Ho proposto di spostare la riunione al venerdì e nessuno ha obiettato. Chi tace acconsente.
I proposed moving the meeting to Friday and nobody objected. He who stays silent consents.