Domestic 3 way switching

[ebee]

So they've screwed up because they didn't know enough about what they were doing, which is fair enough - people can unexpectedly get out of their depth, it happens.

But then they look someone in the eye and lie to them, and they think that makes them look better?

What a dreadful thing to do.

Yes they do, the bloke that never made a mistake never made owt.
A mistake is evidence that someone has tried to do something.
.
No one never made a mistake.

Mistake should be rare (each man should know his limitations as Clint said).

always read instructions even though you think you know - Donald Rumsfeld had something to say on that one.

But yes we all make mistakes, admit it, say what you tried to achieve and it might just shorten the investigation and correction process sometime.

Not many will berate you and not by much anyway - usually (Except that fellow who cut a Frogs back legs off to prove his theory!)