If what you are doing is not working, do something else. Nothing good comes from persisting with failed notions. Adaptation is key to survival.
When you cease to make progress, adjust your tactics. There are many ways to get from one point to another. Do what will get the desired results.
Sometimes, the solution is just to change one's outlook. Stop beating yourself up for making mistakes. Start learning to turn things to your advantage.
It is best to know how to abound and how to be abased. Life is full of ups and downs. Observe those above you, and you will not be down for long.
To change one's circumstances, it takes action. Pick a direction and start moving that way. Those who stand around complaining will not get anywhere.
There are no shortcuts to achieving success. That which is given still must be maintained. The best solution comes down to hard work and dedication.