Clashes of values and the struggle for primacy constitute a constant in human history that accounts for that other constant - conflict and war.

Once and for all is almost never, once and for all.

Human history in essence is the history of ideas.

War had always seemed to me to be a purely human behavior. Accounts of warlike behavior date back to the very first written records of human history; it seemed to be an almost universal characteristic of human groups.

I'm just the smallest dot in a big map of human history.

The prolonged slavery of women is the darkest page in human history.