I'm somewhat experiencing this now. I left my former job for the chance to do something new (the grass was fresher, if not greener), but I was sorely disappoint

I'm somewhat experiencing this now. I left my former job for the chance to do something new (the grass was fresher, if not greener), but I was sorely disappointed and my fruitless pursuit of the perfect job is causing me to remain in a position where I'm desperately unhappy.