Fenugreek. The past or future of the world?

Nikolai Konstantinovich Roerich - Russian artist, philosopher, public figure. In the philosophy of N.K. Roerich created the "teaching of life", - he believed that this teaching came from ancient times, from the very wisdom that is called divine. It came from Shambhala, an ancient sacred country, the birthplace of great teachers, promoting the evolution of mankind.
Elena Petrovna Blavatsky - philosopher, writer and publicist. She created the doctrine of the "Secret Doctrine", about the innermost knowledge that arose and preserved in Shambhala. According to Blavatsky, Shambhala is connected not only with the past, but also with the future of mankind - in the Shambhala that has existed until now, the future Messiah will be born, which will save the whole world.
In the book presented to your attention, the most significant works of N.K. Roerich and E.P. Blavatsky, which show similarities and at the same time the difference between their views on the question of Shambhala