how to know higher worlds.pdf

"How To know Higher Worlds- a modern Path of Initiation"
by Rudolf Steiner
In this great guide he explains the reasons why we should walk the spiritual path to self-realization and how it occurs if we so decide to find the courage to do it.
He talks about karma, higher beings, higher worlds, reincarnation, initiation, etc based on his own experiences. He also gives many practical exercises in it.