The book includes lessons and head of Yeshiva Rabbi city Telz (Tyalshay) Maarilya Bloch uttered in the Holy Yeshiva, where they were recorded by his disciples.
Book secret teachings "Lessons of Knowledge" is devoted to studying the secrets of man, his spiritual powers, and the treasures of the soul to the service of the Creator of the world, which can lead a person to welcome Gd spiritual condition, He created him in His own image and likeness.
"Lessons of Knowledge" - a doctrine which can give us the strength to change themselves and connect with us part of the world, and make the reality in which we live, the sublime and refined.
Each lesson in this book leads the reader to a new comprehension of the Divine Knowledge, when the truth fills his heart and soul fixes.