Could reason alone guide people?

Bagherpour Kashani: At the beginning, I ask help from God and I`m glad to be among group of professors and academic scholars. I hope that this scientific dialogue will be a step to find the facts and resolve doubts.
Dr. Mousavi: In our meetings with Ayatollah Seyedan we discuss the importance of divine authority, If you are agree, we continue that issue.
Bagherpour Kashani: Of course.
An audience: According to the power of the human mind, he can use the advantage of religious and scientific books and spiritual experiences and choose and believe what is in line with reason and science from any book and experience. So what is the necessity to adhere to particular religions, books or individuals?