All war is based on deception.
Know thy self, know thy enemy. A thousand battles, a thousand victories.
The control of large numbers is possible, and like unto that of small numbers, if we subdivide them.
Attack him where he is unprepared, appear where you are not expected.
Order or disorder depends on organisation and direction; courage or cowardice on circumstances; strength or weakness on tactical dispositions.
When he pretends to flee, do not pursue.