Every Doctor Who Episode: Season 1 Episode 9 The Empty Child
"1941. Right now, not very far from here, the German war machine is rolling up the map of Europe. Country after country, falling like dominos. Nothing can stop it—nothing. Until one tiny, damp little island says "No". "No. Not here". A mouse in front of a lion. You’re amazing, the lot of you. I don’t know what you do to Hitler, but you frighten the hell out of me."