Nitpick: it's not cognitive dissonance, just "selfishness". Wanting others to take on burdens that you don't want to bear is a universal human desire, and not

Nitpick: it's not cognitive dissonance, just "selfishness". Wanting others to take on burdens that you don't want to bear is a universal human desire, and not very surprising. It's just frowned on as a matter of moral philosophy, so you're not supposed to frame it like that in formal writing. The author's crime is poor editing, basically.