Pesukim that can help
There is nothing as powerful as prayer to help a person break free and overcome the greatest tests. Make a note of pesukim in Tehilim that you feel relate to your situation. Compile a list, print them out and save them in your wallet to read over to Hashem, with a broken heart, when you are feeling weak.
Click here for some example pesukim that can help you pray to Hashem.