Some people are always frustrated. Enough is never enough and no satisfaction follows. If this fits any part of your life then you may want to consider getting help and managing your life differently.
This "lack of satisfaction" issue is huge and can color your life in ways you could never imagine. This produces a lot of stress and you know how bad that is.
Long term vs. short term is the desired goal when it comes to satisfaction and enough is enough. The challenge is getting there and staying there.
Want more happiness in your life? Deal with this issue...