but it gives you an incentive to make your life lighter rather than no reason if a lack of gratitude inclines you to devalue everything, including ways in which your own life could improve, even if others would invalidate you or devalue your efforts.
it turns into a "if your performance satisfies us in the next few months we can talk about a new contract." While i am stunned my boss continues and asks whether my laptop is in the office and for the company keys "you can just ring when you come to work".