Is self-belief all you need? Sixteen-year-old darts prodigy Luke Littler has stormed to success with a combination of talent, charisma and confidence.
The teenage sensation who preps with pizza

Glossary
Endearing - Making someone like you.
Charisma - A charm or attractiveness that can inspire others.
Precociously - Showing adult abilities at an unusually early age.
GCSEs - National exams taken by 15 and 16-year-olds in England, Wales and Northern Ireland.
Assurance - Either confidence or a promise that all will be ok.
Anecdotal - Based on personal accounts rather than facts or evidence.
Academic - Someone who does research or teaches at a university.
Compassion - Showing feelings of sadness, sympathy and genuine care for other people's suffering.