In the race to the top, corporate trainer John Kam has learnt some important life lessons. The CEO of D’Jungle People is, after all; in the business of mindsets and experiential learning and he has defined the 4D's of success in this book. John believes that life is a journey, and we all have our everest's to conquer. Not too long ago, John’s everest was running a marathon with merely three months’ preparation. He illustrates in this book the parallels of running a marathon and the journey of life, guided by the 4D principles of Desire, Decision, Drive and Discipline.

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