Personally, I think comedy comes from your inner self, there is really no "Training" for it, but I would take anything you can get a hold of, more you know, the more you can make fun of right?
There are quite a few subjects you need to become a well rounded lyricist. You would need music classes for example.
Controversial subjects
writing and maths and speech and many more
You would have to be trained and maybe going too a cosmotogly school
What subjects do i need to take to be a psychology and a book writer .
maths and science
go on stage and take tour and believe
Some of the subjects that you might choose to take to become a banker would include basic math, accounting, advanced math, business, and customer service. You might also take courses in banking and finance, business management, and specific courses regarding loans and interest rates.
organic chemistry
I'm no expert but languages have to be useful.
Definaltely science but not sure what else
You will need a firm grasp of physics and mathematics to become an aeronautical engineer.