All those craps are indeed not essential on how a person works. It's the passion and eagerness to work and the perseverance to excel is all that matters.
Explaining a company's actions by "the legal duty to maximize shareholder value" - Since this can be used to explain any action by a company, it explains nothing. Not to mention the validity of statement is controversial.
I agree 100% on this: Only use your bed for sleeping
Refrain from using your bed to watch TV, pay bills, do work or reading. So when you go to bed your body knows it is time to sleep. Sex is the only exception.