from one thing, know ten thousand things
I dreamt of worldly success once.
If you fail to take advantage of your enemies' collapse, they may recover.
Immature strategy is the cause of grief.
Second is the way of the merchant. The wine maker obtains his ingredients and puts them to use to make his living. The way of the merchant is always to live by taking profit.
Also by training you will be able to freely control your own body, conquer men with your body, and with sufficient training you will be able to beat ten men with your spirit. When you have reached this point, will it not mean that you are invincible?