It's your outlook on life that counts. If you take yourself lightly and don't take yourself too seriously pretty soon you can find the humor in our everyday lives. And sometimes it can be a lifesaver.
Prejudice is a great time saver. You can form opinions without having to get the facts.
The Final Jeopardy! questions seem to be by design things you can't know. And so it's not about who knows them but who can figure them out in thirty seconds.