Chi Fu: Order. People, order.
Citizen: I'll have a pan-fried noodle.
Chien-Po: Ooh, ooh, sweet-and-pungent shrimp.
Citizen: Moo goo gai pan.
Chi Fu: That's not funny.
Grandmother Fa: Who spit in her bean curd?
Mushu: We're gonna die! We're gonna die! We're definitely gonna die! No way we survive this! Death is coming.
The Emperor of China: I've heard a great deal about you, Fa Mulan. You stole your father's armor, ran away from home, impersonated a soldier, deceived your commanding officer, dishonored the Chinese Army, destroyed my palace, and... you have saved us all.
Mushu: My little baby, off to destroy people.
Answer: For the reasons stated. He believes him to be a highly competent soldier and trainer. While this opinion is probably influenced by Li Shang being his son, it does prove to be correct, as Li Shang's training is what allows the small group to succeed in battling the Huns.