"everyone said it before doing it, and I did it before doing it" and he said it, which was followed by the contradiction of "doing it"? Why?

No contradiction, you do it when others say it, and you do it when you do it. As the old saying goes, a gentleman speaks quickly and does what he says. It means that your behavior belongs to a gentleman. Only when a gentleman does something well will it be announced to the world, or he will not say anything after doing it. However, in this society, such people suffer a lot. Many people are very high-profile, and they all start first to make the whole world know that he has been there. When people,

In fact, he doesn't want to do it at all. His ambition and desire is not to do it, but to tell the world that she knows her.

Everyone has different principles and purposes.