Amitabh Bachchan, along with lyricist Javed Akhtar, recently unveiled the book 'Talaash Insaan Ki' written by top cop Satyapal Singh in Mumbai.
The veteran actor had claimed at the event that he is always ready to work for the betterment of the society.
"I want to say that I am not that worthy, I just consider myself a very normal human being, a small part of this small industry. And, if from our work, our face or our voice a change can come in the society, than I am always ready to do that," he said.
The book is based on mankind's continuous quest for truth.