The German air offensives against British cities in World Wars I and II not only failed to coerce the United Kingdom to surrender, but Germany also lost both wars.

A state's potential power is based on the size of its population and the level of its wealth.

Important benefits often accrue to states that behave in an unexpected way.

Great powers must be forever vigilant and never subordinate survival to any other goal, including prosperity.

When World War II started on September 1, 1939, the German army contained 3.74 million soldiers and 103 divisions.

The sad fact is that international politics has always been a ruthless and dangerous business, and it is likely to remain that way.

Simply put, the most powerful state is the one that prevails in a dispute.