For the sake of their own importance legislators have to make things look more complicated than they are.
The Ten Commandments consist of TEN sentences, fer cryin' out loud....and these comprehensive and simply-stated words have guided the world from time immemorial.
Where's Moses when ya need him?
Moses, freepmail Pete Kessler!
Leni
Rubio we do not need legislation. We need deportation!
Follow the Laws of the United states of America and there will not be a problem!
Send LA Raza back to Mexico where it belongs!
Also, excessive verbiage allows more... liberal interpretation when it comes to writing the rules (an administrative task) and enforcing them.
More words = enhanced ability to bend and stretch things.