First do my researches that were before published as separate reasons appear as a book, under a general title "How to attain cognition of the higher worlds"? To the real volume the first part of researches| is driven the following will contain continuation. Hired about development of man, anchorman of him to understanding of the supersensible worlds, предпослать is needed a few accompanying words. Consisting in this book reports about heartfelt development of man have for an object to satisfy to some queries. Is it foremost necessary to give that to the нибудь people that test interest in the results of spiritual research and that is set by a question : from where those people, that assert, what answers can give for the high, enigmatic questions of life, take the cognitions? Spiritual science throws light on these riddles. Man wishing to look after facts, resulting in such answers, must rise to supersensible cognitions. He must pass a that way description of that tries to give this book.

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