From what language does the term wanderlust originate?

What does this saying mean: "我舍友说每次看咱俩视频 他们的心灵都会受到一万点的暴击伤害". i was watching a film where 2 characters were video calling each other and one of them said this. google translate couldn't . a lot in advanced.

My mothers voice was like a cool dark room in summer peacefull smoothing quite identify the type of figurative language

Of all the attributes essential to a respected man or woman or to a respected nation, the predominant characteristic is self-discipline. laws cannot be made compelling people to suppress their desire for power or position. no method of legislating such wisdom exists. as free people, we must face a choice between two types of discipline. one is the self-discipline that is still open to us—the kind that free people and free nations exercise when they select the executives, lawmakers, and judges who will govern them and assure their protection and well-being. the second is a cold-blooded, ill-intentioned, form of discipline that may be thrust upon us by strangers—the discipline of force, terrorism, suspicion, and intimidation—the discipline used in totalitarian regimes.does every sentence following the first in some way support the theme?