It is important to find something you are good at.
Sam runs low on money and can't buy groceries for the week.
Sam wants to find a job.
Sam looks hard for a job where he will build some new skills and become good at something he might enjoy doing.
Sam goes out looking for work and takes the first job he finds, working in a hot, underpaid restaurant.
Sam finds a company that is willing to train him in customer service, and he finds that he loves his new job and is very good at the work.
Sam is very unhappy in his work and performs poorly at his new job.