1 - People in my institute, when they prepare for an economics exam, read Pindyck and Rubinfeld. I, on the other hand, indulge in this. I am so bloody screwed.
2- One needs to measure one's tone. There's only so much egotistic vitriol that one can justify to oneself. Every once in while, something will happen that will raise guilt pangs about having spoken/written in a certain way.