The text is called Spring Breeze (an allusion to a good teacher). "I have no copyright. Everyone is welcome to use these materials," states Wu. Over the past two years, Wu alone has sent out more than 70,000 copies of Spring Breeze.
「我的教材沒有版權，歡迎大家使用」，吳秀英表示，兩年多來，光是從自己手上送出去的《春風化雨》就有七萬多本。