Culture does influence one's lives in many ways. It does come from the people before us usually our ancestors and this then is being pass on from generation to generation thus one cannot escape culture as it is already part of people's lives.
The answer is The Placebo Effect.
The placebo effect is an substance with no known medical effects, such as sterile water, saline solution or a sugar pill
Going to the store to get some takis
White slave owners were worried about retribution from former slaves.
Explanation:
The slave owners understood that the plight they have put their slaves through will not come back to them kindly if the slaves were to live near them in any way.
They understood this well that some of the slaves could come out seeking vengeance from them in any form as they saw.
The rampant racism also led to this paranoia that they simply did not want to be around freed black people.
This led to the stereotype of the wild black man out to destroy white property, stealing their food and wealth and soiling their women.