forget humanity (squeamishness) and imagine what an alien race observing earth for the first time would advise us to do.
(Colorization mine.)
A
direct, extraterrestrial observer of the earth human would not "shoot first, and ask questions later"; therefore, it would
research the earth human and reach, thereupon, conclusions akin to those cited below.
Tsai Yu being asleep during the daytime, the Master said, "Rotten wood cannot be carved; a wall of dirty earth will not receive the trowel. This Yu,-what is the use of my reproving him?"
The Master said, "At first, my way with men was to hear their words, and give them credit for their conduct. Now my way is to hear their words, and look at their conduct. It is from Yu that I have learned to make this change."