Markus Wolf

The particular feature of Berlin - well, all you need to do is look at the map: the geographical position of the city right in the heart of Europe, and the separation of the most powerful two blocs we've ever had in history, which went all the way through Germany.

To ask questions can become the laziest and wobbliest occupation of a mind, but when you must yourself answer the problem that you have posed, you will meditate your question with care and frame it with precision.