Understanding doesn't mean agreeing. It means hearing, acknowledging, being open and willing. This is a challenge but it has benefits to make it worthwhile.
Familiarity breeds contempt, and so do buzzwords. Popularity and over-use can mean that some valuable ides pass us by. We think we understand them, but really we don't.
We tend to be smug about our powers of communication. Surveys show that most of us over-estimate how good we are at it. So much so, that when our communications fail, we routinely blame the listener. That's a cop out. The onus on getting it right lies with the sender of the message.
I understand how a piano works but I can't use it as intended. In the same way, one can understand everything about plants without having green fingers. This sequel to a recent post