In the overwhelming field of self-help and productivity books, “The One Thing” can be said to be like a lighthouse showing people the way to the land where their focus is enhanced and there are directions in the life. The authors of clay keller and Jay Papasan have not been shy in using the revolutionary work to power through the majority of their operations and thus the book has enjoyed success. In the course of this paper, we will be concerned with some specifics of “The One Thing,” its principles and techniques as well as its significance in changing the way life and work is perceived and done.