When superior people hear of the Way, they carry it out with diligence. When middling people hear of the Way, it sometimes seems to be there, sometimes not. When lesser people hear of the Way, they ridicule it greatly. If they didn't laugh at it, it wouldn't be the Way.
The ordinary man is as courageous and invulnerable as a hero when he does not recognize any danger, when he has no eyes to see it.Conversely, the hero's only vulnerable spot is on his back, and so exactly where he has no eyes.