Hawking's cat had a Nazi genealogy

Stephen Hawking is famously quoted as saying:

"When I hear about Schroedinger's cat, I reach for my gun."

Today I learnt that this is his version of the famous line, often associated with Nazi leaders:

"when I hear the word culture, I reach for my gun"

There is a fascinating history on Wikipedia about the actual origin and context of the latter saying in the Nazi play, Schalgeter