Only those of tranquil minds, and none else, can attain abiding joy, by realizing within their souls the Being who manifests one essence in a multiplicity of forms.
If the world had two gods, it would surely go to ruin-this is the first premise. Now it is known that it has not gone to ruin-this is the second premise. From these premises the conclusion must of necessity follow, that is, the denial of two gods.
I want to know how God created this world. I am not interested in this or that phenomenon, in the spectrum of this or that element. I want to know God's thoughts, the rest are details.
It may be that I shall find it good to get outside of my body - to cast it off like a disused garment. But I shall not cease to work! I shall inspire men everywhere, until the world shall know that it is one with God.
Its unadulterated belief in the oneness of God and a practical application of the truth of the brotherhood of man for those who are nominally within its fold are two distinctive contributions of Islam.