Introduction
I created not jinn and mankind except that they might worship me.4
According to the meaning of this mighty verse, the purpose for the sending of man to this world and the wisdom implicit in it, consists of recognizing the Creator of all beings and believing in Him and worshipping Him. The primordial duty of man and the obligation incumbent upon him are to know God and believe in Him, to assent to His Being and unity in submission and perfect certainty.
For man, who by nature desires permanent life and immortal existence, whose unlimited hopes are matched by boundless afflictions, any object or accomplishment other than belief in God, knowledge of God and the means for attaining these, which are the fundament and key of eternal life — any such object or accomplishment must be regarded as lowly for man, or even worthless in many cases.
Since this truth has been proven with firm evidence in the Risale-i Nur, we refer exposition of it to that, setting forth here, within the framework of four questions, only two abysses that shake certainty of faith in this age and induce hesitation.
The means for salvation from the first abyss are these two Matters:
The First Matter: As proven in detail in the Thirteenth Flash of the Thirty-First Letter, in general questions denial has no value in the face of proof and is extremely weak. For example, with respect to the sighting of the crescent moon at the beginning of Ramadan the Noble, if two common men prove the crescent to have emerged by their witnessing it, and thousands of nobles and scholars deny it, saying: “We have not seen it,” their negation is valueless and without power to convince. When it is a question of proof each