It means that when others bully you, you must resist and don't give in, or they will bully you.

Introduction:

To put it simply, it is the idea of stopping the war, fighting back against the enemy under weak conditions to ensure safety, focusing on the overall situation and future development, and focusing on the breakthrough of local superior forces.

When applied to martial arts, that is to say, if our attack means pose a real threat to the other side, it will have a deterrent effect, attract the attention of the other side and dare not strike back easily. Otherwise, the anodyne attack will only lead to the opponent's intensified counterattack.