Another inspiration for candidly admitting my mistakes was FailCon;
When I post to my blog, and generally when I'm posting to this account too, I'm wearing my independent media hat. When I get things wrong, that's a fail. Potential an embarrassing one.
But I try to remind myself that well paid professional journalists, published in newspapers of record, still get things wrong. Scholarly journals retract papers. No human being gets it right all the time.