# Hal to Peter Cariani on reality

**URL:** <http://discourse.iapct.org/t/hal-to-peter-cariani-on-reality/5050>\
**Category:** CSG1993\
**Created:** [October 9, 1993, 1:34am UTC](http://discourse.iapct.org/t/hal-to-peter-cariani-on-reality/5050 "1993-10-09T01:34:11Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![PEPINSKY\_Hal\_Crimina](http://discourse.iapct.org/letter_avatar_proxy/v4/letter/p/c4cdca/32.png) [@PEPINSKY\_Hal\_Crimina](http://discourse.iapct.org/u/PEPINSKY_Hal_Crimina)\
**Post date:** [October 9, 1993, 1:34am UTC](http://discourse.iapct.org/t/hal-to-peter-cariani-on-reality/5050/1 "1993-10-09T01:34:11Z")

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I'm reminded of what Gregory Bateson taught me to recognize (when I  
read his MIND AND NATURE:-): Tautology is the only proof of anything.  
In any attempt to model an open system, correspondence goes out the  
window. l&p hal