Lin is a young woman of great charm, whose eyes sparkle and whose gestures became animated when discussing any question related to the arts and who throws herself completely into any project she takes on until it is accomplished.
但對吳興國的事，大大小小、裡裡外外，她都能暸若指掌，應付得巧；而對自己生活上的事﹘﹘包括照料孩子在內，用吳興國的話說，卻是「迷糊到了極點」。面對藝術時又不同。討論藝術上的種種問題，林秀偉的眼睛炯炯發光，語氣、手勢都是自信。