Why can't leftists admit that pattern recognition is not racism?

There are certain cultures and group of people who are more aggressive and are more violent than others. It's just how it is. There is noting racist about this, because numbers don't lie. There are certain cultures that are not compatible with each other. This is exactly the biggest issue with the left and their obsession with open borders and culture mixing.

Why cant leftists admit that pattern recognition is not racism?
Why can't leftists admit that pattern recognition is not racism?
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