It involves knowing what can be proven directly, what is a legitimate implication derived from the facts, and what is fair to conclude from the historical record.
它包括知晓什么能够直接证明，什么是由事实合情合理的猜测，还有什么是能从历史记录中公正的推断出的。
2
This dream is derived from a program on TV, that program recorded the working process of different photographers - war reporter through the smoke fire, record the cruelty of war;