The instructor asked us to stop for a moment and give consideration to what our lives would be without water

Without water, you cannot make juice, animals won't be able to stay hydrated, most plants (except for cactus') cannot live without water, dishes won't be cleaned, humanity will be destroyed without water.

Ongoing civil wars western roman empire finally collapsed476 c.e. romulus, the last of theroman  emperors in  the west, was overthrown by the germanic leader odoacer, who became the first barbarian to rule in rome. the order that the  roman empire  had brought towestern  europe for 1000 years was no more.

Not true it depends on the person