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if you should say: “Explain to me the science of the road to the Hereafter in such
a manner as will bring out its outline if the enquiry into its details is not possible”,
know, then, that it is divided into two parts: the science of revelation and the
science of practical religion.

The first part, namely the science of revelation is the science of esoterics, which
is the goal of all sciences. One of the Gnostics said: “I fear that whoever should
lack a portion of that science would come to an evil end.” The least portion of the
science of revelation is believing in it and placing it in the hands of those worthy
of it. Another said: “Whoever has these two characteristics, heresy and pride, will
never be blessed with any of this science.” It was also said: “Whoever (loves
Allah succeeds, but) whoever loves this world and persists in his desires will not
attain the science of revelation, though he might attain the other sciences.” The
least punishment, which the person who denies revelations will suffer is that he
will not be blessed with any of its gifts.

Furthermore, the science of revelation is the science concerned with the awlia
(those close to Allah) and the favorites of Allah. It stands for a light, which shines
in the heart when it is cleansed and purified of its blameworthy qualities. Through