The digestive system. It stores bile, which comes from the liver above it.
An extrovert is someone who is outgoing and socially confident
The song fly me to the moon is about a Man who wants his partner to "fly him to the moon" as in take all his worries away and wanting to be kissed. based on this I think its about the human need for affection.
sorry if this is a bad answer this is all i could think of.
Shinji get in the robot!
Doctors today would cure the Bubonic plague with a consistent treatment of antibiotics.
Mostly no because you interact with your peers with the same interest as you