Four sacred secrets are four deep spiritual principles, by means of that everybody can find the method to become happier and to carry out the dream.A book is based not only on ancient wisdom but also on modern researches in area of biology, physics, psychology. She is written simply and enthrallingly. Description of every secret is illustrated by examples from life and accompanied by practices necessary for his understanding.Authors of this book, Кришнаджи and Притаджи, - a domestic pair and founders of O O Academy are schools of philosophy and meditation in India, where annually thousands of students study from around the world, regardless of religion and nationality.A publishing layout is stored in the format of PDF A4.