"you need to be convinced of a product if you want to convince others of its merits" auf Deutsch You need to be convinced of a product if you want to convince others of its merits. Du musst hinter einem Produkt stehen, wenn du andere davon überzeugen willst. Ausführliche Übersetzungen für "you need to be convinced of a product if you want to convince others of its merits" You need to be convinced of a product if you want to convince others of its merits. You need to be convinced of a product if you want to convince others of its merits. Du musst hinter einem Produkt stehen, wenn du andere davon überzeugen willst.