Preach What's True and Precious
A word to preachers. Truth and falsehood is a good pair of categories to use when deciding what to preach. Speak truth not falsehood.
But there is another crucial pair of categories. God tells Jeremiah that he must use this pair if he would be faithful:
Therefore thus says the Lord: “...If you utter what is precious, and not what is worthless, you shall be as my mouth.…