As human beings we are given a consciousness and a duty that has placed us at the top of creation. Man is created to be God's deputy on earth, and it is important to realize the obligation to rid ourselves of all illusions and to make our lives a preparation for the next life.
In Christianity, I was taught that God exists, but there was no direct contact with God, so we had to make contact with Him through Jesus - he was in fact the door to God. This was more or less accepted by me, but I did not swallow it all.
I came to a stage where I decided that Buddhism is all right and noble, but I was not ready to leave the world. I was too atatched to the world and was not prepared to become a monk and to isolate myself from society. I tried Zen and Ching, numerology, tarot cards and astrology. I tried to look back into the Bible and could not find anything.
One Hindu lady told me, "You don't understand the Hindus. We believe in one god; we use these objects (idols) to merely concentrate." What she was saying was that in order to reach God, one has to create associates that are idols for the purpose.
But Islam removes all these barriers. The only thing that moves the believers from the disbelievers is the salat (five daily prayers). This is the process of purification. And the beauty of the Quran is that it asks you to reflect and reason, and not worship the sun or moon but the One who created everything.
Read the details here.