Accommodate mediocre communication, but do not tolerate it in yourself

> People feel heard by you and are comfortable talking to you. They feel less judged. Able to be more honest and direct.

Yeah it's an insightful parallel to Postel

Not a million miles from

  "Please respond to the strongest plausible interpretation of what
   someone says, not a weaker one that's easier to criticize. Assume
   good faith." [0]

[0] https://news.ycombinator.com/newsguidelines.html