It takes ten thousand hours to truly master anything. Time spent leads to experience; experience leads to proficiency; and the more proficient you are the more valuable you'll be.
Spontaneity comes after skill, not before.
Research indicates that the desire to achieve the skills associated with success is more highly correlated with achievement than the desire for success itself.
You can be an amateur and have a passion for something, but it takes a long time to actually become a professional, meaning that you can handle any situation.
If you work at something, you get better at it.
It's not that achievements prove our worth but rather that the process of achieving is the means by which we develop our effectiveness, our competence at living.