Translation of bullhead in Spanish

If you want to learn, you need milestones, so that you can plan your learning curve. Together, we will decide on 3-4 days, where we will study intensely. Perhaps your German will get a little bit better by then.
If you go to the shopping mall to buy shoes, it takes an hour and two stores until you find the right pair of shoes. But if you go shopping 'stuff' generally, it might take you an entire day to finish.
I really would like to invest more time here but until now I was too busy to keep my promises. Maybe I should take a vacation and go back to Scotland and take another language course there.