Some Ancient traditional Zen maxims:

SURVEILLANCE, CRIME & PHILOSOPHY & CULTURE

"A man who can  not observe strict discipline of silence will be a fool unto death, and may perish from the face of the earth."

-Japanese Zen saying

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The Late Patriarch of Korean Chogye Order-2010 RIP, Bop Chung Seu Nim:

"A man who talks without end and uses endless word is a bad, evil man."

PAAI