https://m.youtu.be/kebftQZlRw4?si=LSW7Agi_3XshKYnc
https://m.youtu.be/75NQ9VhTK70?si=PriuZNsTGQESw8DW
영상3. 1분45초부터 스피치
https://m.youtu.be/qFpdbLni01I?si=4y2e0pLry7ByTgEg
https://m.youtu.be/fQlKuYRnlwg?si=CgFp_MEIzn7HsjrQ
https://m.youtu.be/3Y-SKtpXuy4?si=2Vo49aKuS14uL_Pe