Muhammad has always been standing higher than the Christianity. He does not consider god as a human being and never makes himself equal to God. Muslims worship nothing except God and Muhammad is his Messenger. There is no any mystery and secret in it.
The powers of the mind should be concentrated and the mind turned back upon itself; as the darkest places reveal their secrets before the penetrating rays of the sun, so will the concentrated mind penetrate its own innermost secrets.
Beneath the broad tides of human history there flow the stealthy undercurrents of the secret societies, which frequently determine in the depth the changes that take place upon the surface.
Really, the fundamental, ultimate mystery -- the only thing you need to know to understand the deepest metaphysical secrets -- is this: that for every outside there is an inside and for every inside there is an outside, and although they are different, they go together.
Where dwells the religion? Tell me first where dwells electricity, or motion, or thought or gesture. They do not dwell or stay atall. Electricity cannot be made fast, mortared up and ended, like London Monument, or the Tower, so that you shall know where to find it, and keep it fixed, as the English do with their things, forevermore; it is passing, glancing, gesticular; it is a traveller, a newness, a surprise, a secret which perplexes them, and puts them out.
My brain is only a receiver, in the Universe there is a core from which we obtain knowledge, strength and inspiration. I have not penetrated into the secrets of this core, but I know that it exists.