It means to make the most out of your physical, mental and spiritual health and well-being. Self mastery means to be the best you can be. In order to transform everything in your vicinity, you need to first transform yourself. Self mastery is a self-directed process. Self mastery requires physical and mental fitness. Physical fitness requires you to exercise and maintain yourself. You can indulge in yoga or cardio-vascular fitness. Mental fitness requires you to sharpen your intellect which can be done by indulging in mind-boggling games, quizzes etc. “A person of integrity seeks self-mastery; a person obsessed with power seeks to control others. A person of integrity takes action, works hard and struggles to overcome his or her inner weakness; a person driven by lust for power forces others to work for his own selfish purpose, never reflecting upon himself”- Anonymous.
