I first read about the concept of the happy animal in a cage while reading Live on the Margin. It goes something like:  How can you tell if you are really happy? Even if you’re in a place you don’t like and you’re stuck doing something you don’t enjoy, you tend to make the best out of the worst. You eventually convince yourself that where you are and what you do is not so bad overall. You’re happy. You’re in a cage, because you’re unable or unwilling to change […]