I'm sick of your insane demands. (14)
This sounds like something you would say in the middle of a heated argument, which, in fact, is exactly what the speaker is having with his country. His dissatisfaction has come to a boil, and he has had it up to his bushy beard (seriously, Al, you might want to trim that thing) with the way his country is behaving.
Your machinery is too much for me. (17)
In this line we get the speaker's dissatisfaction in a nutshell. The country's "machinery"—its unfeeling systems of government and society—is just too much for the speaker to handle. He can't take it anymore, which is why, we're guessing, Ginsberg wrote the poem in the first place.