Answer:
anxiety; mental uneasiness
Explanation:
Or a disturbance of motion, course, arrangement, or state of equilibrium especially : a disturbance of the regular and usually elliptical course of motion of a celestial body that is produced by some force additional to that which causes its regular motion.
The main idea of this poem is that the world is going to end, it could be because of ice or fire.
The purpose of this poem, is to make you think. I personal think that this poem was make to make you think how the world would end.
Sorry if I get any of them wrong,
Brutus was the only one who true believed killing Caesar would help their country. He did not do it for power, he did it for his country.