Translate the following English sentence to French:
"My first point is that not only should the sale and distribution of child pornography be punishable, and indeed should incur punishments that will act as a deterrent, but that the possession of child pornography itself should also be punishable."
Le premier point est que la vente et la distribution de matériel pédopornographique doivent certes faire l'objet de sanctions pénales dissuasives, mais que la détention de ce type de matériel doit aussi être punissable.