Slide bài giảng buổi 03: https://drive.google.com/file/d/1NK_JKBC7Nv2l9H8L1CIV1IWYYry9eJe7/view?usp=sharing

Tài liệu Start with Why: https://drive.google.com/file/d/1sjYM3uVdSxmu-rauf7odPzc_h1_n78xM/view?usp=sharing

Video bổ sung "Golden Cycle": https://www.youtube.com/watch?v=qp0HIF3SfI4