All war presupposes human weakness and seeks to exploit it.

Principles and rules are intended to provide a thinking man with a frame of reference.

There are times when the utmost daring is the height of wisdom.

To be practical, any plan must take account of the enemy's power to frustrate it.

The world has a way of undermining complex plans. This is particularly true in fast moving environments. A fast moving environment can evolve more quickly than a complex plan can be adapted to it. By the time you have adapted, the target has changed.

By 'intelligence' we mean every sort of information about the enemy and his country - the basis, in short, of our own plans and operations.

War is the province of danger.