There is no substitute for attentive repetition.
Baby steps are the royal road to skill.
Failure is not a verdict; making mistakes is the price of the ticket.
Skills are really just circuits in your brain
The solution is to ignore the bad habit and put your energy toward building a new habit that will override the old one.
Although talent feels and looks predestined, in fact we have a good deal of control over what skills we develop, and we have more potential than we might ever presume to guess.