All ideas are created from human beings and then spread. These ideologies create cultural traditions which give the culture an identity. Want to solve a cultural problem? Validate the identity, acknowledge its existence, find out its origins and then inspire change.

0:00-4:51 = Explaining Jim Crow (the origin)

4:51-7:37 = Jim Crow Etiquette 

The rest is additional info.

Sources:

Pilgrim, David. Understanding Jim Crow: Using Racist Memorabilia to Teach Tolerance and Promote Social Justice (p. 38, 40 ,42, 50-53). PM Press. Kindle Edition.