공의 위험성
https://youtube.com/shorts/dMkgAQmEfqE?si=FFlrxlNlNiAq5Hkr
거울효과
https://youtu.be/4OvzZJSY-W0?si=H7GoIQbyi8gyl9hR
주의산만
https://youtube.com/shorts/MoYKPjgKNuA?si=EoQCAtTUp5e6BcHz