0Buckle Down recounts the full history of how Dr Hyun-Soon Lee, a young and inexperienced South Korean engineer, left an enviable job at General Motors in the United States and moved to Hyundai Motors in South Korea to take up the daunting challenge of inventing South Korea's very first automobile engine in the 1980s. Dr Lee's heartfelt stories of dejection and tenacity, which have remained untold until now, will help young adults seeking purpose in their lives to awaken to the value of an authentic life, and will inspire engineering students and professionals to embrace life's seemingly insurmountable challenges.