Since the day of the air, the old frontiers are gone. When you think of the defense of England you no longer think of the chalk cliffs of Dover; you think of the Rhine.

Let us never forget this: since the day of the air, the old frontiers are gone. When you think of the defense of England you no longer think of the chalk cliffs of Dover; you think of the Rhine. That is where our frontier lies.

And yet I think The White Cliffs of Dover one of my best films.

We are accustomed in England to chalk in rolling downs, except where bitten into by the sea, but elsewhere it is riven and presents cliffs, and these cliffs are not at all like that of Shakespeare at Dover but overhang, where hard beds alternate with others that are friable.

The only defense is offense, which means that you have to kill more women and children more quickly than the enemy if you wish to save yourselves.

The bomber will always get through. The only defense is in offense, which means that you have to kill more women and children more quickly that the enemy if you want to save yourselves.