http://fortune.com/2016/06/07/donald-trump-racism-quotes/
"A well-educated black has a tremendous advantage"
"Black guys counting my money! I hate it"
"Least racist person on earth"
There's three. You can find more. As far as the last one, one might argue "How is that racist?"
Guess what - when you aren't racist, you don't need to declare it. Plus - that comment technically suggests that at a minimum, he admits that he's possibly just "a little" racist...