Opportunities increase as they are taken.

When I have won a victory I do not repeat my tactics but respond to circumstances in an infinite variety of ways.

In the midst of difficulties we are always ready to seize an advantage, we may extricate ourselves from misfortune.

Build your opponent a golden bridge to retreat across.

In the midst of chaos, there is also opportunity.

Subtle and insubstantial, the expert leaves no trace; divinely mysterious, he is inaudible. Thus he is master of his enemy's fate.

When he utilizes combined energy, his fighting men become, as it were, like rolling logs or stones... The energy developed by good fighting men is as the momentum of a round stone rolled down a mountain thousands of feet in height.