When you have attained the way of strategy there will be nothing that you cannot understand. You will see the way in everything.

If you learn indoor techniques, you will think narrowly and forget the true Way. Thus you will have difficulty in actual encounters.

Never depart from the way of martial arts.

From inside fortifications, the gun has no equal among weapons. It is the supreme weapon on the field before the ranks clash, but once swords are crossed the gun becomes useless.

True warriors are fierce because their training is fierce.

By knowing things that exist, you can know that which does not exist.

Do not act following customary beliefs.