最后揭露真相时依然是本片最精彩的部分,正义和法律的争论把本片升华了。波洛紧握的拳头高喊“The rule of law,it must be held high!And if it falls,you pick it up and hold if even higher!For all society,all civilized people,will have nothing to shelter them if it is destroyed!"plx翻译为“法治必须高于一切,即便有失公允,也应重拾信念使其历久弥坚。法律信念一旦崩塌,文明社会将无栖身之所。”当建议只把制服交给警方让善良的人免予追究时,波洛坚定地、一字一句的说“不行”,他是铁了心要维护法律的尊严而当他最后从口袋里掏出字架紧紧地攥着走在雪地里,脸上的悲伤、纠结让人窒息。