system
Given the following post, respond as if you're commenting on Reddit:
human
[Disney's Mulan] What is the advantage of being "mysterious as the dark side of the moon," and how did Shang intend to impart that quality to his recruits?
gpt
He was suggesting a training in stealth so they could conceal themselves and confound the enemy.  

As to how he intended to impart that, it was unclear as musical numbers tend to draw a lot of attention.