We cannot be everything to simple ideas of right and wrong comments. Just like the examples cited in open class, we choose to sacrifice one life to save the lives of five other people, it is at the expense of people, it is also unfair.
We can not simply a non-opinion commentary everything. As disclosed lesson cited examples, we choose to sacrifice one life to save the lives of five others, which was the sacrifice of the people, which is also unfair.
We cannot comment on everything in a simple sense of right and wrong. As in the example of the open class, we choose to sacrifice one's life to save the lives of the other five, which is equally unfair to the dead.