Every beginner possesses a great potential to be an expert in his or her chosen field.
Some mentors are an open window to success. Other mentors are a closed door. Let people get to where they want through you as an open window...without blocking their view with a closed door ego.
Only the foolish would think that wisdom is something to keep locked in a drawer. Only the fearful would feel empowerment is something best kept to oneself, or the few, and not shared with all.