事实上，他在很大程度上拓宽了我的视野，让我以开放的态度面对挑战自己想法的讨论，更有能力区分辩论和争吵，也更能独立思考事情的对错。
In fact, he made me a great deal better informed, more open to discussion of ideas that challenged my own, more capable of distinguishing between an argument and a quarrel, and more prepared to think for myself.