It is in the admission of ignorance and the admission of uncertainty that there is a hope for the continuous motion of human beings in some direction that doesn't get confined permanently blocked as it has so many times before in various periods in the history of man.

Who has fully realized that history is not contained in thick books but lives in our very blood?

The slightest acquaintance with history shows that powerful republics are the most warlike and unscrupulous of nations.

For the very first time the young are seeing history being made before it is censored by their elders.

Revolutions are the locomotives of history.

The Bible is one of the most genocidal books in history.

The very concept of objective truth is fading out of the world. Lies will pass into history.

The history of all previous societies has been the history of class struggles.

Skepticism is a virtue in history as well as in philosophy.

Religions which condemn the pleasures of sense drive men to seek the pleasures of power. Throughout history power has been the vice of the ascetic.