Dan Rather and his associate Elliot Kirschner explain here why it is important to teach the truth, no matter how unpleasant it is.

They write:

I was born 66 years after slavery was legally abolished by the 13th Amendment to the United States Constitution. Not exactly ancient history. Today, that’s how long ago the Eisenhower administration was, or Elvis Presley’s first number one hit.

And the legacies of slavery — lynchings, Jim Crow, disenfranchisement — were woven tightly into the American tapestry of my youth. They still echo with us. Loudly and persistently. No matter how much some would want us to ignore the clamor of justice.

As much as we wish American history were different, tragedy is part of our reality. We do a grave disservice to future generations if we sanitize the truth. People can behave horribly. Societies that profess noble values can countenance violent bigotry. We can…