You speak failure phrases in your mind. You poison your mind to success. It is very difficult to start over with a positive attitude, and expect success. Besides damaging your attitude, focusing on luck causes you to miss the real lessons you should have learned. None of these things come to mind when you focus on luck.
Good luck is just as damaging as bad luck.
If you think you are having good luck, you start to take more chances. You may loosen up. All of these feelings may be fun, but they are not successful. They lead you down a path to failure. Surprisingly, there is a very simple solution to the luck trap.