In 1516, William IV of Bavaria decreed that only four ingrediants could be used for brewing beer: water, malted barley, hops and yeast. It became law. This was known as the "Pledge of Purity" or "Reinheisgebot".

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"It takes a lot of brains to enjoy satire, humor and wit - but none to be offended by them." -- Johnny Hart ("BC", cartoonist, 2000)
"Analyzing humor is like dissecting a frog: Nobody really enjoys it and the frog generally dies as a result." -- E. B. White