The Secret of Success: Unlocking the Keys to Achieving Your Goals"', '', 'This book provides readers with the knowledge and tools needed to unlock their potential and achieve their goals. It covers topics such as goal setting, developing a positive mindset, and taking action to reach success.
From Wikipedia
Secrecy is the practice of hiding information from certain individuals or groups who do not have the "need to know", perhaps while sharing it with other individuals. That which is kept hidden is known as the secret.