Donari videtur, quod nullo jure cogente conceditur.
A thing appears to be granted which is granted without any compulsion of the law.
Donatio non præsumitur.
A donation is not presumed.
Donatio perficitur possessione accipientis.
A donation is completed by the possession of the receiver.
Donatio principis intelligitur sine præjudicio tertii.
A donation of the principal is understood to be without prejudice of a third party.
Donatio quælibet ex vi legis sortitur effectum.
Any donation obtains effect by the force of law.