It's ok to leave a job you don't like.
Jake is unhappy in his current job, but he's not sure if he can find a job that pays the same.
Jake wants to make a lot of money.
Jake applies for higher paying jobs while he is still employed.
Jake decides to stay in his current job just for the money alone.
Jake makes sure that he makes a lot of money and has a chance of leaving his current job.
Jake stays unhappy, and he realizes that money isn't everything.