Do you agree with this statement about COMMON KNOLEDGE?

Do you agree with this statement about COMMON KNOLEDGE?

Some Common Knowledge is not true, that's the basis of urban myths and urban legends, like the now-disputed 6-foot separation.

So, what do you think about the statement in the picture? It basically says, if you want to believe something is true, maybe you should check into it. Like the infamous "trust and verify" statement that politicians use when talking about their adversaries.

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1 d
As many have said...
Common knowledge is not very common.
Do you agree with this statement about COMMON KNOLEDGE?
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