Earlier quoted context omitted.
That presumes that communication is just about people understanding the thing you are trying to say, rather than the transfer of thoughts, ideas, and opinions. Put another way: the only thing that you can verify when communicating that the sky is on fire is that the other party knows you think the sky is on fire. Whether or not they think the sky is on fire, or whether they think you're blowing hot air, is pretty ins…
Methods such as reviewing their work, observing their actions without them knowing, testing them in some form, literally sitting behind them, etc..., will quickly reveal someone's true disposition towards whether the 'sky is on fire', regardless of what might be said. At least I've never heard anyone that could convincingly fake such a big difference under focused observation, assuming the verifier is competent. For…
The idea of verifying after communicating is in line with the original article, and the comment by outworlder. What do you think they failed to consider?