Yeah I know just what you mean. Check out the feedback from Christopher Kelly here, who describes something very similar: http://course.fast.ai/testimonials.html . Perhaps you'll find some inspiration there...

I really hope that you get past the wall! If you do find yourself getting stuck, demotivated, etc, please do come join the community on the forums, since they can really help overcome any issues you have: http://forums.fast.ai/