Translate the following English sentence to French:
"It is time you took your job seriously, it is time for you, as President of the Commission, to box the Member States on the ears and force them to do their work and fulfil their duties."
Prenez enfin au sérieux votre mission de président de la Commission et tirez l'oreille aux États membres, pour les contraindre à assumer leurs fonctions et à remplir leur devoir !