I think we did the best we could under the circumstances, and we have been particularly careful over safety measures since the accident.
答：心裡難過、情緒低落是免不了的，但事情既然發生了，我職責攸關，只有面對現實，盡心盡力去處理；同時要設法使以後不要再發生類似的慘劇。日日夜夜面對工作、思索問題，委實沒有多餘的時間去頹喪。