All parties therefore need to have a good sense of realism: realism together with a determination to keep in check the tendency - which has resurfaced again - to weaken and water down the choice that was made more than 50 years ago now.
Por tanto, todos los partidos necesitan grandes dosis de realismo: realismo y determinación para seguir controlando la tendencia -que ha vuelto a manifestarse- a debilitar y diluir la decisión tomada hace ya más de 50 años.