And if Trump does send a message of unity, then uptight Whites will revolt. They voted for the guy cause he is a bigot and racist. 

And if Trump does signal a message of unity, it would be a hard sell considering Trumps past mouthing off about minorities, the disabled, etc...

In fact Trump should even talk till after he officially takes office.  He has already back tracked on some of his promises. i.e. healthcare.