All things entail rising and falling timing. You must be able to discern this.
Do not act following customary beliefs.
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.
You can only fight the way you practice
Know your enemy, know his sword.
When your spirit is not in the least clouded, when the clouds of bewilderment clear away, there is the true void.