Some white man talking about racist and he doesn't have a clue.  Hopefully you will read these citations and educate yourself.  The prime factor to learn is people of colour and marginalized communities cannot be racist.  By definition.

http://www.intergroupresources.com/rc/Definitions%20of%20Racism.pdf

http://www.cpt.org/files/Undoing%20Racism%20-%20Understanding%20White%20Privilege%20-%20Kendall.pdf

https://www.cwu.edu/diversity/sites/cts.cwu.edu.diversity/files/documents/constructingwhiteness.pdf