The following image is an excerpt from "Talent Is Overrated : What really separated world-class performers from everybody else". That book has been in print quite a while, but what it says is as true now as it was when the book was first written. Talent helps, but it isn't enough. Lucky genetics that give you physical attributes that make you better than average at a specific activity, is helpful but it isn't enough. Dedication and hard work and endless hours of practice are all helpful, but they aren't enough. The biggest deciding factors are bloody minded determination and knowing how to practice the right things in the right way.

I've highlighted the most important part for people who don't want to read the whole passage: