Because all options do lead to him losing. The reactionaries have already made up their minds about how they will react to Trump. They will twist it to a negative.Well... what do you think Trump should do in this situation? It sounds like from what you are describing all options lead to him losing.
I think of it like this: When the audience is going to boo you no matter what you say, you should at least say something noteworthy because at least everybody will be listening.
I suppose the best way to go about it is to do what is right. You will know what is right because it will make your detractors look foolish and petty for their criticism.
What exactly that is remains to be seen. I am glad I am not a politician or public figure for this reason... I do not have a clue what he should do.