In fact, Lockhart has always known that other people's evaluations of him are nothing more than idiots, idiots, etc. Or the obsession of young witches. He knows it but ignores it. He is in a state of escape, forgetting that person, and being a idiot himself.
In Hogwarts, when I looked up at the stars, I would feel disgusted with myself for looking like an idiot now, and I would blink my eyes and hold back my tears. Thinking of myself, I have already decided to live freely from now on...
(= =I don't even know what I'm talking about anymore. The copywriting is incompetent.)