You should leave an indelible mark on the souls of your customers. You should leave a mark so profound that while, yes, others can sign their name, no one can leave their signature like you.
Encourage each employee to seek mentors who complement their backgrounds and interests. And don’t just verbalize these positive reinforcements. Be proactive and mentor others. Continue to do what you have to do to grow. Take a class, volunteer or get involved in your community.