The “big tent” is just code for a circus with special attention to freaks.
An organization MUST EXCLUDE those who do not and will not abide by the organization’s rule,or devolve into anarchy.
The liberal emphasis on the minority, the more extreme the better, is an excuse to deny the majority its rights.
They even police speech with the excuse that it might offend X or Y group, without even a single complaint - and they seek out that one offended person to punish others over.