The 14 habits of highly miserable people
Sean Ardley stashed this in Meaning of Life
misery is an art form, and the satisfaction people seem to find in it reflects the creative effort required to cultivate it. In other words, when your living conditions are stable, peaceful, and prosperous—no civil wars raging in your streets, no mass hunger, no epidemic disease, no vexation from poverty—making yourself miserable is a craft all its own, requiring imagination, vision, and ingenuity. It can even give life a distinctive meaning.
I've never heard of misery giving life meaning, but it is an interesting explanation for why we suffer.