One does not divine this by impressions or knowledge. What this means is that no matter how much you try to figure or calculate by means of impressions or knowledge, it will not prove the least bit useful. Therefore, separate yourself from the discrimination of figuring things out.
Takuan SohoPresumably, as a Martial artist, I do not fight for gain or loss, am not concerned with strength or weakness, and neither advance a step nor retreat a step. The enemy does not see me. I do not see the enemy. Penetrating to a place where heaven and earth have not yet divided, where yin and yang have not yet arrived, I quickly and necessarily gain effect.
Takuan Soho