Remember not to be overconfident in your assessments, as it’s possible you are wrong. - Ray Dalio

Make believability-weighted decisions. ...
Operate by principles ... that are so clearly laid out that their principles can be easily assessed and you and others can see if you walk the talk.

Beware of statements that begin with “I think that . . .” Just because someone thinks something doesn’t mean it’s true.

When a problem occurs, conduct the discussion at two levels: 1) the machine level (why that outcome was produced) and 2) the case-at-hand level (what to do about it).