But of course he cared very much; and he was so full of wrath against grown-ups, who, as usual, were spoiling everything, that as soon as he got inside his tree he breathed intentionally quick short breaths at the rate of about five to a second. He did this because there is a saying in the Neverland that, every time you breathe, a grown-up dies; and Peter was killing them off vindictively as fast as possible.