The problem is not the content of textbooks, but the very idea of them.

The study of history should be a mind-altering encounter that leaves one forever unable to consider the social world without asking questions about where a claim comes from, who’s making it, and how time and place shape human behavior.

If history is to have relevance in the digital age, it must make us allergic to the point of nausea to claims attached to spurious evidence--even if issued from the highest offices in the land

Woodrow Wilson claimed that history endows us with the "invaluable mental power we call judgment.