If there are errors in other religions, that is none of our business. God, to whom the world belongs, takes care of that. - Ramakrishna

One can easily realize God if one is free from guile. Spiritual instruction produces quick results in a guileless heart. Such a heart is like well cultivated land from which all the stones have been removed. No sooner is the seed sown than it germinates. The fruit also appears quickly.

Try to gain absolute mastery over the sexual instinct. If one succeeds in doing this, a physiological change is produced in the body by the development of a hitherto rudimentary nerve known as Medha (the function of which is to transmute the lower energies into the higher). The knowledge of the higher Self is gained after the development of this Medha nerve. (79)

As the cloud covers the sun, so Maya hides the Deity. When the cloud moves away, the sun is seen again; when Maya is removed, God becomes manifest. (59)