一個人不可能活著卻從未在任何事上失敗過，除非你活得非常戒慎恐懼、小心翼翼，但結果可能是你根本從未真正活過，在這個狀況下，你還是因為沒活過而未戰先敗了。"It is impossible to live without failing at something, unless you live so cautiously that you might as well not have lived at all – in which case, you fail by default."

J.K. 羅琳
「一個人不可能活著卻從未在任何事上失敗過，除非你活得非常戒慎恐懼、小心翼翼，但結果可能是你根本從未真正活過，在這個狀況下，你還是因為沒活過而未戰先敗了。」 ──2008年於哈佛大學
"It is impossible to live without failing at something, unless you live so cautiously that you might as well not have lived at all – in which case, you fail by default." - Harvard University, 2008