What went well today? This week?
Every little win counts!
Don't short-change yourself!
Hold on to that thought of 'what went well', e.g. last year, and re-visit it daily.
You may find yourself regularly adding new memories of things going OK.
Use this blank form at least once, to inspire you to be a better 'manager' of your study.
You can learn a lot about the things that help you concentrate - just don't spend too long doing this at the expense of actual study.
Try making a daily list of the things you DID and the things you need TO DO:
Coaching blogs from Innerdrive can help motivate you (and they are based on research).
Try this one for ways that setbacks can help:
Like the graph shows, you will forget what you don't revisit. So make your peace with that and plan ahead to improve!