Unless you really understand others, you can hardly attain your own self-understanding.

Truth is not what you want it to be; it is what it is, and you must bend to its power or live a lie.

It is imperative to master the principles of the art of war and learn to be unmoved in mind even in the heat of the battle.

A man cannot understand the art he is studying if he only looks for the end result without taking the time to delve deeply into the reasoning of the study.

When you cannot be deceived by men you will have realised the wisdom of strategy.

Respect the gods and buddhas, but never rely on them.

To become the enemy, see yourself as the enemy of the enemy