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.
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.
Tremendous purity, tremendous renunciation, is the one secret of spirituality. “Neither through wealth, nor through progeny, but through renunciation alone is immortality to be reached,” say the Vedas. “Sell all that thou hast and give to poor, and follow me,” says the Christ. So all great saints and prophets have expressed it, and have carried it out in their lives. How can great spirituality come without renunciation?
What does drunkenness not accomplish? It unlocks secrets, confirms our hopes, urges the indolent into battle, lifts the burden from anxious minds, teaches new arts.
She was sad with an obscure sadness of which she had not the secret herself. There was in her whole person the stupor of a life ended but never commenced.
The comprehensibility of the world seems to me a wonder or eternal secret. Here lies the sense of wonder which increases even more with the development of our knowledge.