The more experience you gain trying to improve, the better you become at improving. That journey is not easy, but it is very rewarding. I find keeping your sight on the long term is a great help. If you focus too much on the short term (which is very easy to do), it is easy to become so invested in achieving a short-term success that you seek to find numbers that let you claim victory. That is the death of efforts to improve.
It is just so easy to find some numbers that can be used to declare victory no matter how badly things are really going. Instead, accept that there will be many short-term failures and short-term successes, but each of those are fairly minor data points on the long term journey to create an organization that continually improves day after day, week after week, month after month, and year after year.
continue reading: Confusing Improving A Proxy Measure with Actually Improving the System