Don't laugh at what idioms I used.

Fallacies and heresies? In general terms?

I probably know what the landlord wants to express, but generally speaking, the more commonly used expressions are

Don't tell me any grandiose facts.

or

Don't give me a mouthful of benevolence and morality.

probably

There is really no idiom to describe derogatory sense.

Or we can extend the idiom "sit and talk about Tao" to "sit and talk about Tao", which has high cultural requirements for the audience. If you are not familiar with the previous idioms, it is difficult to understand the extended meaning.