Many times we do what we do, not because it's the best option, but only because our mind craves for it. What's more, choosing the sub-optimal option makes us feel independent - why should I follow someone else's opinion? I am free to choose my way of life. I will decide for myself - always. Thus, it's just egotism that controls our decisions, not timeless wisdom. And we are proud of it.
This false sense of ego and bloated sense of importance about one's own opinion makes us deaf to any principle