It just takes 10K hours
Great HBR article on six steps to be "excellent at anything" - in short, it takes practice and persistence.
"We've found, in our work with executives at dozens of organizations, that it's possible to build any given skill or capacity in the same systematic way we do a muscle: push past your comfort zone, and then rest. Aristotle…had it exactly right 2000 years ago: 'We are what we repeatedly do.'"