Les deux hommes ont travaillé sans relâche à l'intégration européenne jusqu'à leur dernier souffle, en apportant des contributions pratiques extrêmement importantes pour soutenir ce processus qui, à l'époque, a souvent connu des conditions difficiles.
Both men worked tirelessly on European integration until the end of their lives, making extremely important and practical contributions in support of this process under what, at that time, were often very difficult conditions.