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Philosopher and Management Coach Rittik Chandra’s "The Secret of Mental Efficiency" explains How to Master your mental energies, train them, concentrate them to win with honour. The world has always realized that singleness of purpose, concentration of effort, is essential to success. This book will show you the immense practical value of a truly scientific psychology by which with reasonable effort, you can completely concentrate your mental powers. without possibility of failure at any moment.