I accept the criticism that my book is repetitive, but it's deliberate. When you listen to a symphony there is a central motif that recurs through different movements, reinforcing itself as it is repeated.
批評我的書重覆，我承認，也是我故意的技巧，就像欣賞交響樂，有主旋律，會在不同樂章一直出現、重覆加強。