Do you know why you find your keys in the last place you look? It is because it doesn't make sense to keep looking for them after you find them.
Ultimately, the key is to focus on the goal (not how you got to where you are), and to keep moving forward.
Here is a video from Eric Thomas, otherwise known as the HipHop Preacher ... It is called "Pain Is Temporary", and has a great message worth hearing.
For more of Eric Thomas, here is a link to his YouTube page & here is a link to his website.
Finally, here is a small reminder:
“People often say that motivation doesn’t last. Well, neither does bathing – that’s why we recommend it daily.” ~Zig Ziglar