Men do not learn much from the lessons of history and that is the most important of all the lessons of history.

That men do not learn very much from the lessons of history is the most important of all the lessons of history.

NATO is the most important military alliance in world history.

That men do not learn very much from the lessons of history is the most important of all the lessons that history has to teach.

Without question, the Red Ryder BB gun is the most important gun in the history of American weaponry.

The most important job I'll ever have is spelled D-A-D.