Your work isn't just to learn and say the lines. Your work is to figure out what the chatter in your brain is, that's going on under the lines. It doesn't matter whether you're speaking or not speaking because your mind is working the way your character's mind would work.
“The left-wing, which consists of armoured and motorized forces and has no enemy in front of it, will be stopped dead in its tracks upon direct order from the Fuhrer.”
“I don't know if my hairstyles reflect that, but I am someone who enjoys change.”