I never said they are the "most important", but simply they are "important". Your race or gender isn't the totality of who you are, but it is surely a part of you, your identity, and how people treat you. To ignore it also perpetuates racism, even among well-intentioned folks.

Here is some reading on the topic:

https://www.forbes.com/sites/maiahoskin/2022/09/28/newsflash...

https://www.theatlantic.com/politics/archive/2015/09/color-b...

A great book I can recommend is "Racism without racists" by Eduardo Bonilla-Silva

https://search.worldcat.org/title/Racism-without-racists-:-c...