For example, a Nazi realizing Jews are people after all.
Taboo "people".
"not Evil Mutants"
Hairyfigment's answer would also work. The point is that they are as worthy of moral consideration as everyone else, and, to a lesser extent, that they aren't congenitally predisposed to undermine civilization and so on and so forth.
Happy New Year! Here's the latest and greatest installment of rationality quotes. Remember: