If you can't understand why someone is doing something, look at the consequences of their actions, whatever they might be, and then infer the motivations from their consequences.
The dead cannot cry out for justice. It is a duty of the living to do so for them.
世界上最伟大的事情是知道如何属于自己。
In the end, the success of any technology is determined by its ability to solve real-world problems.