Having preferences of the cultures you work with isn't racist. Making assumptions based the color of their skin is racist. "I have found working with a bunch of

Having preferences of the cultures you work with isn't racist. Making assumptions based the color of their skin is racist. "I have found working with a bunch of other white folks to be like high school especially in the 20 to 40 age range" is a racist phrase. Frame it with another race. "I have found working with a bunch of other black folks to be like high school especially in the 20 to 40 age range" would be met with derision and backlash.