The job of a mentor is often simply to listen, and to help the mentee hold themselves accountable.
If you've been successful in your career, in spite of what you perceive as personal limitations, I bet you have the humility to be a good listener and an empathetic motivator.
Honestly, if you look at most professional mentors and coaches, especially in sports, they aren't "the best" in their field. They are people who know enough to understand the problems and life experiences people in that field face and are networked in the field and able to help connect folks with each other.
Take a look at the GROW model for a good approach to working with mentees in fields you don't consider yourself to be an expert in.
If you've been successful in your career, in spite of what you perceive as personal limitations, I bet you have the humility to be a good listener and an empathetic motivator.
Honestly, if you look at most professional mentors and coaches, especially in sports, they aren't "the best" in their field. They are people who know enough to understand the problems and life experiences people in that field face and are networked in the field and able to help connect folks with each other.
Take a look at the GROW model for a good approach to working with mentees in fields you don't consider yourself to be an expert in.