This book invites us to begin, in a practical way, in the journey of philosophical self-knowledge and in the art par excellence: that of becoming what we really are. To this end, it takes up and develops central intuitions of the main wisdom traditions revealing their transformative potential and their ability to illuminate our daily lives. It is urgent to update these eternal teachings, for what good are specialized knowledge and the achievement of everything that our society considers symbols of fulfillment and success if we lack inner peace; if we do not know what the meaning of our existence is and what the best of us desires if we live whipped by our own thoughts; if we are swept away by emotions and impulses that lead us where we don't want to go; if we do not know how to love; if we are haunted by chronic feelings of meaninglessness, isolation, anxiety, or loneliness; if we do not know how to quiet ourselves and find contentment, sustenance, and inspiration in that stillness; if we are not our best friend; if we fear to live and fear to die; If we have achieved a mediocre satisfaction but lacking in real fulfillment...?